diff --git a/docs/release-notes/3984.chore.md b/docs/release-notes/3984.chore.md
new file mode 100644
index 0000000000..de4a4ddb9b
--- /dev/null
+++ b/docs/release-notes/3984.chore.md
@@ -0,0 +1 @@
+Remove compatibility helper for passing parameters positionally {smaller}`P Angerer`
diff --git a/pyproject.toml b/pyproject.toml
index fd1c7b982a..b2704ff825 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -55,7 +55,6 @@ dependencies = [
     "fast-array-utils[accel,sparse]>=1.2.1",
     "h5py>=3.11",
     "joblib",
-    "legacy-api-wrap>=1.5",                     # for positional API deprecations
     "matplotlib>=3.9",
     "natsort",
     "networkx>=2.8.8",
@@ -214,7 +213,6 @@ lint.pylint.max-args = 10
 lint.pylint.max-positional-args = 5
 
 [tool.ruff.lint.flake8-tidy-imports.banned-api]
-"legacy_api_wrap.legacy_api".msg = "Use scanpy._compat.old_positionals instead"
 "numba.jit".msg = "Use `scanpy._compat.njit` instead"
 "numba.njit".msg = "Use `scanpy._compat.njit` instead"
 "numpy.bool".msg = "Use `np.bool_` instead for numpy>=1.24<2 compatibility"
diff --git a/src/scanpy/_compat.py b/src/scanpy/_compat.py
index 11b0704328..32b24a57fb 100644
--- a/src/scanpy/_compat.py
+++ b/src/scanpy/_compat.py
@@ -7,7 +7,6 @@
 from pathlib import Path
 from typing import TYPE_CHECKING, Literal, cast, overload
 
-import legacy_api_wrap
 from packaging.version import Version
 from scipy import sparse
 
@@ -26,7 +25,6 @@
     "deprecated",
     "fullname",
     "njit",
-    "old_positionals",
     "pkg_metadata",
     "pkg_version",
     "warn",
@@ -79,17 +77,7 @@ def pkg_version(package: str) -> Version:
 
 
 # File prefixes for us and decorators we use
-_FILE_PREFIXES: tuple[str, ...] = (
-    str(Path(__file__).parent),
-    str(Path(legacy_api_wrap.__file__).parent),
-)
-
-
-old_positionals = partial(
-    legacy_api_wrap.legacy_api,  # noqa: TID251
-    category=FutureWarning,
-    skip_file_prefixes=_FILE_PREFIXES,
-)
+_FILE_PREFIXES: tuple[str, ...] = (str(Path(__file__).parent),)
 
 
 # we’re not using _FILE_PREFIXES here,
diff --git a/src/scanpy/_settings/__init__.py b/src/scanpy/_settings/__init__.py
index 2c43b2d74c..4b57c5e0a9 100644
--- a/src/scanpy/_settings/__init__.py
+++ b/src/scanpy/_settings/__init__.py
@@ -8,7 +8,7 @@
 from typing import TYPE_CHECKING, Literal, get_args
 
 from .. import logging
-from .._compat import deprecated, old_positionals
+from .._compat import deprecated
 from .._singleton import SingletonMeta, documenting
 from ..logging import _RootLogger, _set_log_file, _set_log_level
 from .verbosity import Verbosity
@@ -334,20 +334,6 @@ def categories_to_ignore(cls, categories_to_ignore: Iterable[str]) -> None:
     def set_figure_params(cls, *args, **kwargs) -> None:
         cls._set_figure_params(*args, **kwargs)
 
-    @old_positionals(
-        "scanpy",
-        "dpi",
-        "dpi_save",
-        "frameon",
-        "vector_friendly",
-        "fontsize",
-        "figsize",
-        "color_map",
-        "format",
-        "facecolor",
-        "transparent",
-        "ipython_format",
-    )
     def _set_figure_params(  # noqa: PLR0913
         cls,
         *,
diff --git a/src/scanpy/datasets/_datasets.py b/src/scanpy/datasets/_datasets.py
index d6221fe8d2..1a81939301 100644
--- a/src/scanpy/datasets/_datasets.py
+++ b/src/scanpy/datasets/_datasets.py
@@ -9,7 +9,7 @@
 from anndata import AnnData, OldFormatWarning
 
 from .. import _utils
-from .._compat import deprecated, old_positionals
+from .._compat import deprecated
 from .._settings import settings
 from .._utils._doctests import doctest_internet, doctest_needs
 from ..readwrite import read, read_h5ad, read_visium
@@ -54,9 +54,6 @@
 HERE = Path(__file__).parent
 
 
-@old_positionals(
-    "n_variables", "n_centers", "cluster_std", "n_observations", "random_state"
-)
 def blobs(
     *,
     n_variables: int = 11,
diff --git a/src/scanpy/external/exporting.py b/src/scanpy/external/exporting.py
index 5c8db72580..e936060caa 100644
--- a/src/scanpy/external/exporting.py
+++ b/src/scanpy/external/exporting.py
@@ -14,7 +14,6 @@
 from fast_array_utils.stats import mean_var
 from pandas.api.types import CategoricalDtype
 
-from .._compat import old_positionals
 from .._utils import NeighborsView
 
 if TYPE_CHECKING:
@@ -25,14 +24,6 @@
 __all__ = ["cellbrowser", "spring_project"]
 
 
-@old_positionals(
-    "subplot_name",
-    "cell_groupings",
-    "custom_color_tracks",
-    "total_counts_key",
-    "neighbors_key",
-    "overwrite",
-)
 def spring_project(  # noqa: PLR0912, PLR0915
     adata: AnnData,
     project_dir: Path | str,
@@ -472,16 +463,6 @@ def _export_paga_to_spring(adata, paga_coords, outpath) -> None:
     Path(outpath).write_text(json.dumps(paga_data, indent=4))
 
 
-@old_positionals(
-    "embedding_keys",
-    "annot_keys",
-    "cluster_field",
-    "nb_marker",
-    "skip_matrix",
-    "html_dir",
-    "port",
-    "do_debug",
-)
 def cellbrowser(  # noqa: PLR0913
     adata: AnnData,
     data_dir: Path | str,
diff --git a/src/scanpy/external/pl.py b/src/scanpy/external/pl.py
index 73d63a2bff..365fdb57b0 100644
--- a/src/scanpy/external/pl.py
+++ b/src/scanpy/external/pl.py
@@ -8,7 +8,7 @@
 import matplotlib.pyplot as plt
 import numpy as np
 
-from .._compat import deprecated, old_positionals
+from .._compat import deprecated
 from .._utils import _doc_params
 from .._utils._doctests import doctest_needs
 from ..plotting import _scrublet, _utils, embedding
@@ -162,7 +162,6 @@ def harmony_timeseries(
     return axes
 
 
-@old_positionals("c", "cmap", "linewidth", "edgecolor", "axes", "colorbar", "s")
 def sam(
     adata: AnnData,
     projection: str | np.ndarray = "X_umap",
@@ -257,17 +256,6 @@ def sam(
     return axes
 
 
-@old_positionals(
-    "no_bins",
-    "smoothing_factor",
-    "min_delta",
-    "show_variance",
-    "figsize",
-    "return_fig",
-    "show",
-    "save",
-    "ax",
-)
 @_doc_params(show_save_ax=doc_show_save_ax)
 def wishbone_marker_trajectory(  # noqa: PLR0913
     adata: AnnData,
diff --git a/src/scanpy/external/pp/_bbknn.py b/src/scanpy/external/pp/_bbknn.py
index 1621153fc5..0a984fb59f 100644
--- a/src/scanpy/external/pp/_bbknn.py
+++ b/src/scanpy/external/pp/_bbknn.py
@@ -2,7 +2,6 @@
 
 from typing import TYPE_CHECKING
 
-from ..._compat import old_positionals
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
@@ -12,7 +11,6 @@
     from sklearn.metrics import DistanceMetric
 
 
-@old_positionals("batch_key", "use_rep", "approx", "use_annoy", "metric", "copy")
 @doctest_needs("bbknn")
 def bbknn(  # noqa: PLR0913
     adata: AnnData,
diff --git a/src/scanpy/external/pp/_dca.py b/src/scanpy/external/pp/_dca.py
index 12d93c2c53..3df38ea36b 100644
--- a/src/scanpy/external/pp/_dca.py
+++ b/src/scanpy/external/pp/_dca.py
@@ -3,8 +3,6 @@
 from types import MappingProxyType
 from typing import TYPE_CHECKING
 
-from ..._compat import old_positionals
-
 if TYPE_CHECKING:
     from collections.abc import Mapping, Sequence
     from typing import Any, Literal
@@ -16,31 +14,6 @@
     type _AEType = Literal["zinb-conddisp", "zinb", "nb-conddisp", "nb"]
 
 
-@old_positionals(
-    "ae_type",
-    "normalize_per_cell",
-    "scale",
-    "log1p",
-    "hidden_size",
-    "hidden_dropout",
-    "batchnorm",
-    "activation",
-    "init",
-    "network_kwds",
-    "epochs",
-    "reduce_lr",
-    "early_stop",
-    "batch_size",
-    "optimizer",
-    "random_state",
-    "threads",
-    "learning_rate",
-    "verbose",
-    "training_kwds",
-    "return_model",
-    "return_info",
-    "copy",
-)
 def dca(  # noqa: PLR0913
     adata: AnnData,
     mode: Literal["denoise", "latent"] = "denoise",
diff --git a/src/scanpy/external/pp/_harmony_integrate.py b/src/scanpy/external/pp/_harmony_integrate.py
index d4e9982fef..045fcbe25a 100644
--- a/src/scanpy/external/pp/_harmony_integrate.py
+++ b/src/scanpy/external/pp/_harmony_integrate.py
@@ -6,7 +6,6 @@
 
 import numpy as np
 
-from ..._compat import old_positionals
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
@@ -15,7 +14,6 @@
     from anndata import AnnData
 
 
-@old_positionals("basis", "adjusted_basis")
 @doctest_needs("harmonypy")
 def harmony_integrate(
     adata: AnnData,
diff --git a/src/scanpy/external/pp/_hashsolo.py b/src/scanpy/external/pp/_hashsolo.py
index 8713c23956..210ffa05e8 100644
--- a/src/scanpy/external/pp/_hashsolo.py
+++ b/src/scanpy/external/pp/_hashsolo.py
@@ -37,7 +37,6 @@
 import pandas as pd
 from scipy.stats import norm
 
-from ..._compat import old_positionals
 from ..._utils import check_nonnegative_integers
 from ..._utils._doctests import doctest_skip
 
@@ -292,9 +291,6 @@ def _calculate_bayes_rule(
     }
 
 
-@old_positionals(
-    "priors", "pre_existing_clusters", "number_of_noise_barcodes", "inplace"
-)
 @doctest_skip("Illustrative but not runnable doctest code")
 def hashsolo(
     adata: AnnData,
diff --git a/src/scanpy/external/pp/_scanorama_integrate.py b/src/scanpy/external/pp/_scanorama_integrate.py
index 1809491570..24f35ef954 100644
--- a/src/scanpy/external/pp/_scanorama_integrate.py
+++ b/src/scanpy/external/pp/_scanorama_integrate.py
@@ -6,16 +6,12 @@
 
 import numpy as np
 
-from ..._compat import old_positionals
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
     from anndata import AnnData
 
 
-@old_positionals(
-    "basis", "adjusted_basis", "knn", "sigma", "approx", "alpha", "batch_size"
-)
 @doctest_needs("scanorama")
 def scanorama_integrate(
     adata: AnnData,
diff --git a/src/scanpy/external/tl/_harmony_timeseries.py b/src/scanpy/external/tl/_harmony_timeseries.py
index 2e2e3e6e02..95f0565fad 100644
--- a/src/scanpy/external/tl/_harmony_timeseries.py
+++ b/src/scanpy/external/tl/_harmony_timeseries.py
@@ -8,14 +8,12 @@
 import pandas as pd
 
 from ... import logging as logg
-from ..._compat import old_positionals
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
     from anndata import AnnData
 
 
-@old_positionals("n_neighbors", "n_components", "n_jobs", "copy")
 @doctest_needs("harmony")
 def harmony_timeseries(
     adata: AnnData,
diff --git a/src/scanpy/external/tl/_palantir.py b/src/scanpy/external/tl/_palantir.py
index 5fb46bb09d..0526ab9b58 100644
--- a/src/scanpy/external/tl/_palantir.py
+++ b/src/scanpy/external/tl/_palantir.py
@@ -7,24 +7,12 @@
 import pandas as pd
 
 from ... import logging as logg
-from ..._compat import old_positionals
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
     from anndata import AnnData
 
 
-@old_positionals(
-    "n_components",
-    "knn",
-    "alpha",
-    "use_adjacency_matrix",
-    "distances_key",
-    "n_eigs",
-    "impute_data",
-    "n_steps",
-    "copy",
-)
 @doctest_needs("palantir")
 def palantir(
     adata: AnnData,
@@ -254,16 +242,6 @@ def palantir(
     return adata if copy else None
 
 
-@old_positionals(
-    "ms_data",
-    "terminal_states",
-    "knn",
-    "num_waypoints",
-    "n_jobs",
-    "scale_components",
-    "use_early_cell_as_start",
-    "max_iterations",
-)
 def palantir_results(
     adata: AnnData,
     early_cell: str,
diff --git a/src/scanpy/external/tl/_phate.py b/src/scanpy/external/tl/_phate.py
index 9986260709..54d12643cf 100644
--- a/src/scanpy/external/tl/_phate.py
+++ b/src/scanpy/external/tl/_phate.py
@@ -5,7 +5,6 @@
 from typing import TYPE_CHECKING
 
 from ... import logging as logg
-from ..._compat import old_positionals
 from ..._settings import settings
 from ..._utils._doctests import doctest_needs
 
@@ -17,21 +16,6 @@
     from ..._utils.random import _LegacyRandom
 
 
-@old_positionals(
-    "k",
-    "a",
-    "n_landmark",
-    "t",
-    "gamma",
-    "n_pca",
-    "knn_dist",
-    "mds_dist",
-    "mds",
-    "n_jobs",
-    "random_state",
-    "verbose",
-    "copy",
-)
 @doctest_needs("phate")
 def phate(  # noqa: PLR0913
     adata: AnnData,
diff --git a/src/scanpy/external/tl/_phenograph.py b/src/scanpy/external/tl/_phenograph.py
index 4ccb9df105..655c9bdf31 100644
--- a/src/scanpy/external/tl/_phenograph.py
+++ b/src/scanpy/external/tl/_phenograph.py
@@ -9,8 +9,7 @@
 from packaging.version import Version
 
 from ... import logging as logg
-from ..._compat import old_positionals, pkg_version
-from ..._utils import renamed_arg
+from ..._compat import pkg_version
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
@@ -22,25 +21,6 @@
     from ...tools._leiden import MutableVertexPartition
 
 
-@renamed_arg("adata", "data", pos_0=True)
-@old_positionals(
-    "k",
-    "directed",
-    "prune",
-    "min_cluster_size",
-    "jaccard",
-    "primary_metric",
-    "n_jobs",
-    "q_tol",
-    "louvain_time_limit",
-    "nn_method",
-    "partition_type",
-    "resolution_parameter",
-    "n_iterations",
-    "use_weights",
-    "seed",
-    "copy",
-)
 @doctest_needs("phenograph")
 def phenograph(  # noqa: PLR0913
     data: AnnData | np.ndarray | SpBase,
diff --git a/src/scanpy/external/tl/_sam.py b/src/scanpy/external/tl/_sam.py
index eed58ba6a0..77b0c7dc73 100644
--- a/src/scanpy/external/tl/_sam.py
+++ b/src/scanpy/external/tl/_sam.py
@@ -5,7 +5,6 @@
 from typing import TYPE_CHECKING
 
 from ... import logging as logg
-from ..._compat import old_positionals
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
@@ -15,20 +14,6 @@
     from samalg import SAM
 
 
-@old_positionals(
-    "max_iter",
-    "num_norm_avg",
-    "k",
-    "distance",
-    "standardization",
-    "weight_pcs",
-    "sparse_pca",
-    "n_pcs",
-    "n_genes",
-    "projection",
-    "inplace",
-    "verbose",
-)
 @doctest_needs("samalg")
 def sam(  # noqa: PLR0913
     adata: AnnData,
diff --git a/src/scanpy/external/tl/_trimap.py b/src/scanpy/external/tl/_trimap.py
index 5b3d9859ed..8ccd08f1f3 100644
--- a/src/scanpy/external/tl/_trimap.py
+++ b/src/scanpy/external/tl/_trimap.py
@@ -5,7 +5,7 @@
 from typing import TYPE_CHECKING
 
 from ... import logging as logg
-from ..._compat import CSBase, old_positionals
+from ..._compat import CSBase
 from ..._settings import settings
 from ..._utils._doctests import doctest_needs
 
@@ -15,17 +15,6 @@
     from anndata import AnnData
 
 
-@old_positionals(
-    "n_inliers",
-    "n_outliers",
-    "n_random",
-    "metric",
-    "weight_adj",
-    "lr",
-    "n_iters",
-    "verbose",
-    "copy",
-)
 @doctest_needs("trimap")
 def trimap(  # noqa: PLR0913
     adata: AnnData,
diff --git a/src/scanpy/external/tl/_wishbone.py b/src/scanpy/external/tl/_wishbone.py
index fe18b65efc..20995e1b68 100644
--- a/src/scanpy/external/tl/_wishbone.py
+++ b/src/scanpy/external/tl/_wishbone.py
@@ -7,7 +7,6 @@
 import pandas as pd
 
 from ... import logging
-from ..._compat import old_positionals
 from ..._utils._doctests import doctest_needs
 
 if TYPE_CHECKING:
@@ -16,7 +15,6 @@
     from anndata import AnnData
 
 
-@old_positionals("branch", "k", "components", "num_waypoints")
 @doctest_needs("wishbone")
 def wishbone(
     adata: AnnData,
diff --git a/src/scanpy/neighbors/__init__.py b/src/scanpy/neighbors/__init__.py
index 3efb392a1d..87314140d5 100644
--- a/src/scanpy/neighbors/__init__.py
+++ b/src/scanpy/neighbors/__init__.py
@@ -15,7 +15,7 @@
 
 from .. import _utils
 from .. import logging as logg
-from .._compat import CSBase, CSRBase, SpBase, old_positionals, warn
+from .._compat import CSBase, CSRBase, SpBase, warn
 from .._settings import settings
 from .._utils import NeighborsView, _doc_params, get_literal_vals
 from . import _connectivity
@@ -416,14 +416,13 @@ class Neighbors:
 
     """
 
-    @old_positionals("n_dcs", "neighbors_key")
     def __init__(  # noqa: PLR0912, PLR0915
         self,
         adata: AnnData,
         *,
         n_dcs: int | None = None,
         neighbors_key: str | None = None,
-    ):
+    ) -> None:
         self._adata = adata
         self._init_iroot()
         # use the graph in adata
@@ -802,8 +801,7 @@ def _handle_transformer(
         # else `transformer` is probably an instance
         return conn_method, transformer, shortcut
 
-    @old_positionals("density_normalize")
-    def compute_transitions(self, *, density_normalize: bool = True):
+    def compute_transitions(self, *, density_normalize: bool = True) -> None:
         """Compute transition matrix.
 
         Parameters
diff --git a/src/scanpy/plotting/_anndata.py b/src/scanpy/plotting/_anndata.py
index 97d82ab7c1..dae739b9f9 100755
--- a/src/scanpy/plotting/_anndata.py
+++ b/src/scanpy/plotting/_anndata.py
@@ -17,7 +17,7 @@
 
 from .. import get
 from .. import logging as logg
-from .._compat import CSBase, old_positionals
+from .._compat import CSBase
 from .._settings import settings
 from .._utils import (
     _doc_params,
@@ -95,23 +95,6 @@ def validate(
         return None if len(labels) == 0 else cls(labels, positions)
 
 
-@old_positionals(
-    "color",
-    "use_raw",
-    "layers",
-    "sort_order",
-    "alpha",
-    "basis",
-    "groups",
-    "components",
-    "projection",
-    "legend_loc",
-    "legend_fontsize",
-    "legend_fontweight",
-    "legend_fontoutline",
-    "color_map",
-    # 17 positionals are enough for backwards compatibility
-)
 @_doc_params(scatter_temp=doc_scatter_basic, show_save_ax=doc_show_save_ax)
 def scatter(  # noqa: PLR0913
     adata: AnnData,
@@ -577,16 +560,6 @@ def add_centroid(centroids, name, xy, mask) -> None:
     return axs[0]
 
 
-@old_positionals(
-    "dictionary",
-    "indices",
-    "labels",
-    "color",
-    "n_points",
-    "log",
-    "include_lowest",
-    "show",
-)
 def ranking(  # noqa: PLR0912, PLR0913
     adata: AnnData,
     attr: Literal["var", "obs", "uns", "varm", "obsm"],
@@ -704,23 +677,6 @@ def ranking(  # noqa: PLR0912, PLR0913
     return gs
 
 
-@old_positionals(
-    "log",
-    "use_raw",
-    "stripplot",
-    "jitter",
-    "size",
-    "layer",
-    "scale",
-    "order",
-    "multi_panel",
-    "xlabel",
-    "ylabel",
-    "rotation",
-    "show",
-    "save",
-    "ax",
-)
 @_doc_params(show_save_ax=doc_show_save_ax)
 def violin(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
@@ -989,7 +945,6 @@ def violin(  # noqa: PLR0912, PLR0913, PLR0915
     return axs
 
 
-@old_positionals("use_raw", "show", "save")
 @_doc_params(show_save_ax=doc_show_save_ax)
 def clustermap(
     adata: AnnData,
@@ -1068,27 +1023,6 @@ def clustermap(
     return g
 
 
-@old_positionals(
-    "use_raw",
-    "log",
-    "num_categories",
-    "dendrogram",
-    "gene_symbols",
-    "var_group_positions",
-    "var_group_labels",
-    "var_group_rotation",
-    "layer",
-    "standard_scale",
-    "swap_axes",
-    "show_gene_labels",
-    "show",
-    "save",
-    "figsize",
-    "vmin",
-    "vmax",
-    "vcenter",
-    "norm",
-)
 @_doc_params(
     vminmax=doc_vboundnorm,
     show_save_ax=doc_show_save_ax,
@@ -1477,18 +1411,6 @@ def heatmap(  # noqa: PLR0912, PLR0913, PLR0915
     return return_ax_dict
 
 
-@old_positionals(
-    "use_raw",
-    "log",
-    "dendrogram",
-    "gene_symbols",
-    "var_group_positions",
-    "var_group_labels",
-    "layer",
-    "show",
-    "save",
-    "figsize",
-)
 @_doc_params(show_save_ax=doc_show_save_ax, common_plot_args=doc_common_plot_args)
 def tracksplot(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
@@ -1815,18 +1737,6 @@ def dendrogram(
     return ax
 
 
-@old_positionals(
-    "show_correlation_numbers",
-    "dendrogram",
-    "figsize",
-    "show",
-    "save",
-    "ax",
-    "vmin",
-    "vmax",
-    "vcenter",
-    "norm",
-)
 @_doc_params(show_save_ax=doc_show_save_ax, vminmax=doc_vboundnorm)
 def correlation_matrix(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
diff --git a/src/scanpy/plotting/_baseplot_class.py b/src/scanpy/plotting/_baseplot_class.py
index 20ecb30809..31c5220570 100644
--- a/src/scanpy/plotting/_baseplot_class.py
+++ b/src/scanpy/plotting/_baseplot_class.py
@@ -10,7 +10,7 @@
 from matplotlib import pyplot as plt
 
 from .. import logging as logg
-from .._compat import old_positionals, warn
+from .._compat import warn
 from .._utils import _empty
 from ._anndata import (
     VarGroups,
@@ -92,24 +92,6 @@ class BasePlot:
 
     var_groups: VarGroups | None
 
-    @old_positionals(
-        "use_raw",
-        "log",
-        "num_categories",
-        "categories_order",
-        "title",
-        "figsize",
-        "gene_symbols",
-        "var_group_positions",
-        "var_group_labels",
-        "var_group_rotation",
-        "layer",
-        "ax",
-        "vmin",
-        "vmax",
-        "vcenter",
-        "norm",
-    )
     def __init__(  # noqa: PLR0913
         self,
         adata: AnnData,
@@ -209,7 +191,6 @@ def __init__(  # noqa: PLR0913
         self.ax_dict = None
         self.ax = ax
 
-    @old_positionals("swap_axes")
     def swap_axes(self, *, swap_axes: bool | None = True) -> Self:
         """Plot a transposed image.
 
@@ -236,7 +217,6 @@ def swap_axes(self, *, swap_axes: bool | None = True) -> Self:
         self.are_axes_swapped = swap_axes
         return self
 
-    @old_positionals("show", "dendrogram_key", "size")
     def add_dendrogram(
         self,
         *,
@@ -325,7 +305,6 @@ def add_dendrogram(
         }
         return self
 
-    @old_positionals("show", "sort", "size", "color")
     def add_totals(
         self,
         *,
@@ -409,7 +388,6 @@ def add_totals(
         }
         return self
 
-    @old_positionals("cmap")
     def style(self, *, cmap: Colormap | str | None | Empty = _empty) -> Self:
         r"""Set visual style parameters.
 
@@ -428,7 +406,6 @@ def style(self, *, cmap: Colormap | str | None | Empty = _empty) -> Self:
             self.cmap = cmap
         return self
 
-    @old_positionals("show", "title", "width")
     def legend(
         self,
         *,
@@ -808,7 +785,6 @@ def make_figure(self) -> None:  # noqa: PLR0912, PLR0915
 
         self.ax_dict = return_ax_dict
 
-    @old_positionals("return_axes")
     def show(self, *, return_axes: bool | None = None) -> dict[str, Axes] | None:
         """Show the figure.
 
diff --git a/src/scanpy/plotting/_dotplot.py b/src/scanpy/plotting/_dotplot.py
index b903e781f3..98ffc7d736 100644
--- a/src/scanpy/plotting/_dotplot.py
+++ b/src/scanpy/plotting/_dotplot.py
@@ -6,7 +6,7 @@
 from matplotlib import colormaps
 
 from .. import logging as logg
-from .._compat import old_positionals, warn
+from .._compat import warn
 from .._settings import settings
 from .._utils import _doc_params, _empty
 from ._baseplot_class import BasePlot, doc_common_groupby_plot_args
@@ -113,29 +113,6 @@ class DotPlot(BasePlot):
     DEFAULT_PLOT_X_PADDING = 0.8  # a unit is the distance between two x-axis ticks
     DEFAULT_PLOT_Y_PADDING = 1.0  # a unit is the distance between two y-axis ticks
 
-    @old_positionals(
-        "use_raw",
-        "log",
-        "num_categories",
-        "categories_order",
-        "title",
-        "figsize",
-        "gene_symbols",
-        "var_group_positions",
-        "var_group_labels",
-        "var_group_rotation",
-        "layer",
-        "expression_cutoff",
-        "mean_only_expressed",
-        "standard_scale",
-        "dot_color_df",
-        "dot_size_df",
-        "ax",
-        "vmin",
-        "vmax",
-        "vcenter",
-        "norm",
-    )
     def __init__(  # noqa: PLR0913
         self,
         adata: AnnData,
@@ -333,20 +310,6 @@ def _prepare_dot_data(
 
         return dot_color_df, dot_size_df
 
-    @old_positionals(
-        "cmap",
-        "color_on",
-        "dot_max",
-        "dot_min",
-        "smallest_dot",
-        "largest_dot",
-        "dot_edge_color",
-        "dot_edge_lw",
-        "size_exponent",
-        "grid",
-        "x_padding",
-        "y_padding",
-    )
     def style(  # noqa: PLR0913
         self,
         *,
@@ -460,14 +423,6 @@ def style(  # noqa: PLR0913
 
         return self
 
-    @old_positionals(
-        "show",
-        "show_size_legend",
-        "show_colorbar",
-        "size_title",
-        "colorbar_title",
-        "width",
-    )
     def legend(
         self,
         *,
@@ -990,22 +945,6 @@ def _dotplot(  # noqa: PLR0912, PLR0913, PLR0915
         return normalize, dot_min, dot_max
 
 
-@old_positionals(
-    "use_raw",
-    "log",
-    "num_categories",
-    "expression_cutoff",
-    "mean_only_expressed",
-    "cmap",
-    "dot_max",
-    "dot_min",
-    "standard_scale",
-    "smallest_dot",
-    "title",
-    "colorbar_title",
-    "size_title",
-    # No need to have backwards compat for > 16 positional parameters
-)
 @_doc_params(
     show_save_ax=doc_show_save_ax,
     common_plot_args=doc_common_plot_args,
diff --git a/src/scanpy/plotting/_matrixplot.py b/src/scanpy/plotting/_matrixplot.py
index e803bdc1eb..76c325d9be 100644
--- a/src/scanpy/plotting/_matrixplot.py
+++ b/src/scanpy/plotting/_matrixplot.py
@@ -6,7 +6,6 @@
 from matplotlib import colormaps, rcParams
 
 from .. import logging as logg
-from .._compat import old_positionals
 from .._settings import settings
 from .._utils import _doc_params, _empty
 from ._baseplot_class import BasePlot, doc_common_groupby_plot_args
@@ -96,26 +95,6 @@ class MatrixPlot(BasePlot):
     DEFAULT_EDGE_COLOR = "gray"
     DEFAULT_EDGE_LW = 0.1
 
-    @old_positionals(
-        "use_raw",
-        "log",
-        "num_categories",
-        "categories_order",
-        "title",
-        "figsize",
-        "gene_symbols",
-        "var_group_positions",
-        "var_group_labels",
-        "var_group_rotation",
-        "layer",
-        "standard_scale",
-        "ax",
-        "values_df",
-        "vmin",
-        "vmax",
-        "vcenter",
-        "norm",
-    )
     def __init__(  # noqa: PLR0913
         self,
         adata: AnnData,
@@ -312,23 +291,6 @@ def _mainplot(self, ax: Axes):
         return normalize
 
 
-@old_positionals(
-    "use_raw",
-    "log",
-    "num_categories",
-    "figsize",
-    "dendrogram",
-    "title",
-    "cmap",
-    "colorbar_title",
-    "gene_symbols",
-    "var_group_positions",
-    "var_group_labels",
-    "var_group_rotation",
-    "layer",
-    "standard_scale",
-    # 17 positionals are enough for backwards compatibility
-)
 @_doc_params(
     show_save_ax=doc_show_save_ax,
     common_plot_args=doc_common_plot_args,
diff --git a/src/scanpy/plotting/_preprocessing.py b/src/scanpy/plotting/_preprocessing.py
index 60356757e6..577cde2d26 100644
--- a/src/scanpy/plotting/_preprocessing.py
+++ b/src/scanpy/plotting/_preprocessing.py
@@ -6,7 +6,7 @@
 from matplotlib import pyplot as plt
 from matplotlib import rcParams
 
-from .._compat import deprecated, old_positionals
+from .._compat import deprecated
 from .._settings import settings
 from ._utils import savefig_or_show
 
@@ -15,7 +15,6 @@
 # --------------------------------------------------------------------------------
 
 
-@old_positionals("log", "show", "save", "highly_variable_genes")
 def highly_variable_genes(  # noqa: PLR0912
     adata_or_result: AnnData | pd.DataFrame | np.recarray,
     *,
@@ -106,7 +105,6 @@ def highly_variable_genes(  # noqa: PLR0912
 
 # backwards compat
 @deprecated("Use sc.pl.highly_variable_genes instead")
-@old_positionals("log", "show", "save")
 def filter_genes_dispersion(
     result: np.recarray,
     *,
diff --git a/src/scanpy/plotting/_qc.py b/src/scanpy/plotting/_qc.py
index 439b22a88d..e316c11a82 100644
--- a/src/scanpy/plotting/_qc.py
+++ b/src/scanpy/plotting/_qc.py
@@ -6,7 +6,7 @@
 import pandas as pd
 from matplotlib import pyplot as plt
 
-from .._compat import CSBase, old_positionals
+from .._compat import CSBase
 from .._settings import settings
 from .._utils import _doc_params
 from ..preprocessing._normalization import normalize_total
@@ -18,7 +18,6 @@
     from matplotlib.axes import Axes
 
 
-@old_positionals("show", "save", "ax", "gene_symbols", "log")
 @_doc_params(show_save_ax=doc_show_save_ax)
 def highest_expr_genes(
     adata: AnnData,
diff --git a/src/scanpy/plotting/_scrublet.py b/src/scanpy/plotting/_scrublet.py
index 2705419236..385480e6c0 100644
--- a/src/scanpy/plotting/_scrublet.py
+++ b/src/scanpy/plotting/_scrublet.py
@@ -6,7 +6,6 @@
 import pandas as pd
 from matplotlib import pyplot as plt
 
-from .._compat import old_positionals
 from ._utils import savefig_or_show
 
 if TYPE_CHECKING:
@@ -20,9 +19,6 @@
 type Scale = Literal["linear", "log", "symlog", "logit"] | str
 
 
-@old_positionals(
-    "scale_hist_obs", "scale_hist_sim", "figsize", "return_fig", "show", "save"
-)
 def scrublet_score_distribution(
     adata: AnnData,
     *,
diff --git a/src/scanpy/plotting/_stacked_violin.py b/src/scanpy/plotting/_stacked_violin.py
index 19d6aa7a97..07f20f3bab 100644
--- a/src/scanpy/plotting/_stacked_violin.py
+++ b/src/scanpy/plotting/_stacked_violin.py
@@ -8,7 +8,7 @@
 from matplotlib.colors import is_color_like
 
 from .. import logging as logg
-from .._compat import old_positionals, warn
+from .._compat import warn
 from .._settings import settings
 from .._utils import _doc_params, _empty
 from ._baseplot_class import BasePlot, doc_common_groupby_plot_args
@@ -156,25 +156,6 @@ def __getattribute__(self, name: str) -> object:
             return object.__getattribute__(self, "DEFAULT_SCALE")
         return object.__getattribute__(self, name)
 
-    @old_positionals(
-        "use_raw",
-        "log",
-        "num_categories",
-        "categories_order",
-        "title",
-        "figsize",
-        "gene_symbols",
-        "var_group_positions",
-        "var_group_labels",
-        "var_group_rotation",
-        "layer",
-        "standard_scale",
-        "ax",
-        "vmin",
-        "vmax",
-        "vcenter",
-        "norm",
-    )
     def __init__(  # noqa: PLR0913
         self,
         adata: AnnData,
@@ -257,19 +238,6 @@ def __init__(  # noqa: PLR0913
         self.kwds.setdefault("linewidth", self.DEFAULT_LINE_WIDTH)
         self.kwds.setdefault("density_norm", self.DEFAULT_DENSITY_NORM)
 
-    @old_positionals(
-        "cmap",
-        "stripplot",
-        "jitter",
-        "jitter_size",
-        "linewidth",
-        "row_palette",
-        "density_norm",
-        "yticklabels",
-        "ylim",
-        "x_padding",
-        "y_padding",
-    )
     def style(  # noqa: PLR0913
         self,
         *,
@@ -641,23 +609,6 @@ def _setup_violin_axes_ticks(self, row_ax: Axes, num_cols: int):
         )
 
 
-@old_positionals(
-    "log",
-    "use_raw",
-    "num_categories",
-    "title",
-    "colorbar_title",
-    "figsize",
-    "dendrogram",
-    "gene_symbols",
-    "var_group_positions",
-    "var_group_labels",
-    "standard_scale",
-    "var_group_rotation",
-    "layer",
-    "stripplot",
-    # 17 positionals are enough for backwards compatibility
-)
 @_doc_params(
     show_save_ax=doc_show_save_ax,
     common_plot_args=doc_common_plot_args,
diff --git a/src/scanpy/plotting/_tools/__init__.py b/src/scanpy/plotting/_tools/__init__.py
index eab7908c87..ce20cea86a 100644
--- a/src/scanpy/plotting/_tools/__init__.py
+++ b/src/scanpy/plotting/_tools/__init__.py
@@ -14,7 +14,6 @@
 from scanpy.get import obs_df
 
 from ... import logging as logg
-from ..._compat import old_positionals
 from ..._settings import settings
 from ..._utils import _doc_params, _empty, sanitize_anndata, with_cat_dtype
 from ...get import rank_genes_groups_df
@@ -107,7 +106,6 @@ def pca_overview(adata: AnnData, **params):
 pca_scatter = pca
 
 
-@old_positionals("include_lowest", "n_points", "show", "save")
 def pca_loadings(
     adata: AnnData,
     components: str | Sequence[int] | None = None,
@@ -181,7 +179,6 @@ def pca_loadings(
     savefig_or_show("pca_loadings", show=show, save=save)
 
 
-@old_positionals("log", "show", "save")
 def pca_variance_ratio(
     adata: AnnData,
     n_pcs: int = 30,
@@ -225,7 +222,6 @@ def pca_variance_ratio(
 # ------------------------------------------------------------------------------
 
 
-@old_positionals("color_map", "show", "save", "as_heatmap", "marker")
 def dpt_timeseries(
     adata: AnnData,
     *,
@@ -271,7 +267,6 @@ def dpt_timeseries(
     savefig_or_show("dpt_timeseries", save=save, show=show)
 
 
-@old_positionals("color_map", "palette", "show", "save", "marker")
 @_doc_params(cm_palette=doc_cm_palette, show_save=doc_show_save)
 def dpt_groups_pseudotime(
     adata: AnnData,
@@ -329,17 +324,6 @@ def dpt_groups_pseudotime(
         return fig
 
 
-@old_positionals(
-    "n_genes",
-    "gene_symbols",
-    "key",
-    "fontsize",
-    "ncols",
-    "sharey",
-    "show",
-    "save",
-    "ax",
-)
 @_doc_params(show_save_ax=doc_show_save_ax)
 def rank_genes_groups(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
@@ -689,16 +673,6 @@ def _rank_genes_groups_plot(  # noqa: PLR0912, PLR0913, PLR0915
         )
 
 
-@old_positionals(
-    "n_genes",
-    "groupby",
-    "gene_symbols",
-    "var_names",
-    "min_logfoldchange",
-    "key",
-    "show",
-    "save",
-)
 @_doc_params(params=doc_rank_genes_groups_plot_args, show_save_ax=doc_show_save_ax)
 def rank_genes_groups_heatmap(
     adata: AnnData,
@@ -772,16 +746,6 @@ def rank_genes_groups_heatmap(
     )
 
 
-@old_positionals(
-    "n_genes",
-    "groupby",
-    "var_names",
-    "gene_symbols",
-    "min_logfoldchange",
-    "key",
-    "show",
-    "save",
-)
 @_doc_params(params=doc_rank_genes_groups_plot_args, show_save_ax=doc_show_save_ax)
 def rank_genes_groups_tracksplot(
     adata: AnnData,
@@ -834,18 +798,6 @@ def rank_genes_groups_tracksplot(
     )
 
 
-@old_positionals(
-    "n_genes",
-    "groupby",
-    "values_to_plot",
-    "var_names",
-    "gene_symbols",
-    "min_logfoldchange",
-    "key",
-    "show",
-    "save",
-    "return_fig",
-)
 @_doc_params(
     params=doc_rank_genes_groups_plot_args,
     vals_to_plot=doc_rank_genes_groups_values_to_plot,
@@ -997,7 +949,6 @@ def rank_genes_groups_dotplot(  # noqa: PLR0913
     )
 
 
-@old_positionals("n_genes", "groupby", "gene_symbols")
 @_doc_params(params=doc_rank_genes_groups_plot_args, show_save_ax=doc_show_save_ax)
 def rank_genes_groups_stacked_violin(  # noqa: PLR0913
     adata: AnnData,
@@ -1061,18 +1012,6 @@ def rank_genes_groups_stacked_violin(  # noqa: PLR0913
     )
 
 
-@old_positionals(
-    "n_genes",
-    "groupby",
-    "values_to_plot",
-    "var_names",
-    "gene_symbols",
-    "min_logfoldchange",
-    "key",
-    "show",
-    "save",
-    "return_fig",
-)
 @_doc_params(
     params=doc_rank_genes_groups_plot_args,
     vals_to_plot=doc_rank_genes_groups_values_to_plot,
@@ -1206,21 +1145,6 @@ def rank_genes_groups_matrixplot(  # noqa: PLR0913
     )
 
 
-@old_positionals(
-    "n_genes",
-    "gene_names",
-    "gene_symbols",
-    "use_raw",
-    "key",
-    "split",
-    "density_norm",
-    "strip",
-    "jitter",
-    "size",
-    "ax",
-    "show",
-    "save",
-)
 @_doc_params(show_save_ax=doc_show_save_ax)
 def rank_genes_groups_violin(  # noqa: PLR0913
     adata: AnnData,
@@ -1349,7 +1273,6 @@ def rank_genes_groups_violin(  # noqa: PLR0913
     return axs
 
 
-@old_positionals("tmax_realization", "as_heatmap", "shuffle", "show", "save", "marker")
 def sim(
     adata: AnnData,
     *,
@@ -1424,26 +1347,6 @@ def sim(
         savefig_or_show("sim_shuffled", save=save, show=show)
 
 
-@old_positionals(
-    "key",
-    "groupby",
-    "group",
-    "color_map",
-    "bg_dotsize",
-    "fg_dotsize",
-    "vmax",
-    "vmin",
-    "vcenter",
-    "norm",
-    "ncols",
-    "hspace",
-    "wspace",
-    "title",
-    "show",
-    "save",
-    "ax",
-    "return_fig",
-)
 @_doc_params(
     vminmax=doc_vbound_percentile, panels=doc_panels, show_save_ax=doc_show_save_ax
 )
diff --git a/src/scanpy/plotting/_tools/paga.py b/src/scanpy/plotting/_tools/paga.py
index 633448592a..2fb9276fe8 100644
--- a/src/scanpy/plotting/_tools/paga.py
+++ b/src/scanpy/plotting/_tools/paga.py
@@ -19,7 +19,7 @@
 
 from ... import _utils as _sc_utils
 from ... import logging as logg
-from ..._compat import CSBase, old_positionals
+from ..._compat import CSBase
 from ..._settings import settings
 from .. import _utils
 from .._utils import matrix
@@ -39,29 +39,6 @@
 type _Layout = _LayoutWithoutEqTree | Literal["eq_tree"]
 
 
-@old_positionals(
-    "edges",
-    "color",
-    "alpha",
-    "groups",
-    "components",
-    "projection",
-    "legend_loc",
-    "legend_fontsize",
-    "legend_fontweight",
-    "legend_fontoutline",
-    "color_map",
-    "palette",
-    "frameon",
-    "size",
-    "title",
-    "right_margin",
-    "left_margin",
-    "show",
-    "save",
-    "title_graph",
-    "groups_graph",
-)
 def paga_compare(  # noqa: PLR0912, PLR0913
     adata: AnnData,
     basis=None,
@@ -354,25 +331,6 @@ def make_pos(
     return make_pos({})
 
 
-@old_positionals(
-    "threshold",
-    "color",
-    "layout",
-    "layout_kwds",
-    "init_pos",
-    "root",
-    "labels",
-    "single_component",
-    "solid_edges",
-    "dashed_edges",
-    "transitions",
-    "fontsize",
-    "fontweight",
-    "fontoutline",
-    "text_kwds",
-    "node_size_scale",
-    # 17 positionals are enough for backwards compat
-)
 def paga(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
     *,
@@ -1089,31 +1047,6 @@ def _paga_graph(  # noqa: PLR0912, PLR0913, PLR0915
     return sct
 
 
-@old_positionals(
-    "use_raw",
-    "annotations",
-    "color_map",
-    "color_maps_annotations",
-    "palette_groups",
-    "n_avg",
-    "groups_key",
-    "xlim",
-    "title",
-    "left_margin",
-    "ytick_fontsize",
-    "title_fontsize",
-    "show_node_names",
-    "show_yticks",
-    "show_colorbar",
-    "legend_fontsize",
-    "legend_fontweight",
-    "normalize_to_zero_one",
-    "as_heatmap",
-    "return_data",
-    "show",
-    "save",
-    "ax",
-)
 def paga_path(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
     nodes: Sequence[str | int],
diff --git a/src/scanpy/plotting/_utils.py b/src/scanpy/plotting/_utils.py
index 05e159f158..6a265502a1 100644
--- a/src/scanpy/plotting/_utils.py
+++ b/src/scanpy/plotting/_utils.py
@@ -16,7 +16,7 @@
 from matplotlib.patches import Circle
 
 from .. import logging as logg
-from .._compat import old_positionals, warn
+from .._compat import warn
 from .._settings import settings
 from .._utils import NeighborsView, _empty
 from . import palettes
@@ -108,18 +108,6 @@ class _AxesSubplot(Axes, axes.SubplotBase):
 # -------------------------------------------------------------------------------
 
 
-@old_positionals(
-    "xlabel",
-    "ylabel",
-    "xticks",
-    "yticks",
-    "title",
-    "colorbar_shrink",
-    "color_map",
-    "show",
-    "save",
-    "ax",
-)
 def matrix(  # noqa: PLR0913
     matrix: ArrayLike | Image,
     *,
diff --git a/src/scanpy/preprocessing/_combat.py b/src/scanpy/preprocessing/_combat.py
index b063eb33f7..1abcd3002a 100644
--- a/src/scanpy/preprocessing/_combat.py
+++ b/src/scanpy/preprocessing/_combat.py
@@ -7,7 +7,7 @@
 from numpy import linalg as la
 
 from .. import logging as logg
-from .._compat import CSBase, old_positionals
+from .._compat import CSBase
 from .._utils import sanitize_anndata
 
 if TYPE_CHECKING:
@@ -133,7 +133,6 @@ def _standardize_data(
     return s_data, design, var_pooled, stand_mean
 
 
-@old_positionals("covariates", "inplace")
 def combat(  # noqa: PLR0915
     adata: AnnData,
     key: str = "batch",
diff --git a/src/scanpy/preprocessing/_deprecated/__init__.py b/src/scanpy/preprocessing/_deprecated/__init__.py
index 97c68451c5..28cd1dbcf5 100644
--- a/src/scanpy/preprocessing/_deprecated/__init__.py
+++ b/src/scanpy/preprocessing/_deprecated/__init__.py
@@ -3,11 +3,10 @@
 import numpy as np
 from scipy import sparse
 
-from ..._compat import CSBase, old_positionals
+from ..._compat import CSBase
 from ..._utils import dematrix
 
 
-@old_positionals("max_fraction", "mult_with_mean")
 def normalize_per_cell_weinreb16_deprecated(
     x: np.ndarray | CSBase,
     *,
diff --git a/src/scanpy/preprocessing/_deprecated/highly_variable_genes.py b/src/scanpy/preprocessing/_deprecated/highly_variable_genes.py
index c1db3d654b..3269b3c5bd 100644
--- a/src/scanpy/preprocessing/_deprecated/highly_variable_genes.py
+++ b/src/scanpy/preprocessing/_deprecated/highly_variable_genes.py
@@ -9,7 +9,7 @@
 from fast_array_utils.stats import mean_var
 
 from ... import logging as logg
-from ..._compat import CSBase, deprecated, old_positionals, warn
+from ..._compat import CSBase, deprecated, warn
 from .._distributed import materialize_as_ndarray
 
 if TYPE_CHECKING:
@@ -17,18 +17,6 @@
 
 
 @deprecated("Use sc.pp.highly_variable_genes instead")
-@old_positionals(
-    "flavor",
-    "min_disp",
-    "max_disp",
-    "min_mean",
-    "max_mean",
-    "n_bins",
-    "n_top_genes",
-    "log",
-    "subset",
-    "copy",
-)
 def filter_genes_dispersion(  # noqa: PLR0912, PLR0913, PLR0915
     data: AnnData | CSBase | np.ndarray,
     *,
diff --git a/src/scanpy/preprocessing/_deprecated/sampling.py b/src/scanpy/preprocessing/_deprecated/sampling.py
index 2280f3c9a0..b153b9489f 100644
--- a/src/scanpy/preprocessing/_deprecated/sampling.py
+++ b/src/scanpy/preprocessing/_deprecated/sampling.py
@@ -2,7 +2,6 @@
 
 from typing import TYPE_CHECKING
 
-from ..._compat import old_positionals
 from ..._utils.random import legacy_numpy_gen
 from .._simple import sample
 
@@ -15,7 +14,6 @@
     from ..._utils.random import _LegacyRandom
 
 
-@old_positionals("n_obs", "random_state", "copy")
 def subsample(
     data: AnnData | np.ndarray | CSBase,
     fraction: float | None = None,
diff --git a/src/scanpy/preprocessing/_highly_variable_genes.py b/src/scanpy/preprocessing/_highly_variable_genes.py
index 906f0fb16e..12da9ae24b 100644
--- a/src/scanpy/preprocessing/_highly_variable_genes.py
+++ b/src/scanpy/preprocessing/_highly_variable_genes.py
@@ -13,7 +13,7 @@
 from fast_array_utils import stats
 
 from .. import logging as logg
-from .._compat import CSBase, CSRBase, DaskArray, old_positionals, warn
+from .._compat import CSBase, CSRBase, DaskArray, warn
 from .._settings import Verbosity, settings
 from .._utils import (
     check_nonnegative_integers,
@@ -592,21 +592,6 @@ def _highly_variable_genes_batched(
     return df
 
 
-@old_positionals(
-    "layer",
-    "n_top_genes",
-    "min_disp",
-    "max_disp",
-    "min_mean",
-    "max_mean",
-    "span",
-    "n_bins",
-    "flavor",
-    "subset",
-    "inplace",
-    "batch_key",
-    "check_values",
-)
 def highly_variable_genes(  # noqa: PLR0913
     adata: AnnData,
     *,
diff --git a/src/scanpy/preprocessing/_normalization.py b/src/scanpy/preprocessing/_normalization.py
index 6b6184bcf7..db214c3cc6 100644
--- a/src/scanpy/preprocessing/_normalization.py
+++ b/src/scanpy/preprocessing/_normalization.py
@@ -8,7 +8,7 @@
 from fast_array_utils import stats
 
 from .. import logging as logg
-from .._compat import CSBase, CSCBase, CSRBase, DaskArray, njit, old_positionals, warn
+from .._compat import CSBase, CSCBase, CSRBase, DaskArray, njit, warn
 from .._utils import axis_mul_or_truediv, dematrix, view_to_actual
 from ..get import _get_obs_rep, _set_obs_rep
 
@@ -123,15 +123,6 @@ def _normalize_total_helper(
     return x, counts_per_cell, gene_subset
 
 
-@old_positionals(
-    "target_sum",
-    "exclude_highly_expressed",
-    "max_fraction",
-    "key_added",
-    "layer",
-    "inplace",
-    "copy",
-)
 def normalize_total(  # noqa: PLR0912
     adata: AnnData,
     *,
diff --git a/src/scanpy/preprocessing/_recipes.py b/src/scanpy/preprocessing/_recipes.py
index d223036873..7ac262b166 100644
--- a/src/scanpy/preprocessing/_recipes.py
+++ b/src/scanpy/preprocessing/_recipes.py
@@ -6,7 +6,7 @@
 
 from .. import logging as logg
 from .. import preprocessing as pp
-from .._compat import CSBase, old_positionals
+from .._compat import CSBase
 from ._deprecated.highly_variable_genes import (
     filter_genes_cv_deprecated,
     filter_genes_dispersion,
@@ -19,15 +19,6 @@
     from .._utils.random import _LegacyRandom
 
 
-@old_positionals(
-    "log",
-    "mean_threshold",
-    "cv_threshold",
-    "n_pcs",
-    "svd_solver",
-    "random_state",
-    "copy",
-)
 def recipe_weinreb17(
     adata: AnnData,
     *,
@@ -79,7 +70,6 @@ def recipe_weinreb17(
     return adata if copy else None
 
 
-@old_positionals("log", "plot", "copy")
 def recipe_seurat(
     adata: AnnData, *, log: bool = True, plot: bool = False, copy: bool = False
 ) -> AnnData | None:
@@ -123,7 +113,6 @@ def recipe_seurat(
     return adata if copy else None
 
 
-@old_positionals("n_top_genes", "log", "plot", "copy")
 def recipe_zheng17(
     adata: AnnData,
     *,
diff --git a/src/scanpy/preprocessing/_scale.py b/src/scanpy/preprocessing/_scale.py
index 751cecfdc2..fe49308445 100644
--- a/src/scanpy/preprocessing/_scale.py
+++ b/src/scanpy/preprocessing/_scale.py
@@ -10,13 +10,12 @@
 from fast_array_utils.stats import mean_var
 
 from .. import logging as logg
-from .._compat import CSBase, CSCBase, CSRBase, DaskArray, njit, old_positionals, warn
+from .._compat import CSBase, CSCBase, CSRBase, DaskArray, njit, warn
 from .._utils import (
     axis_mul_or_truediv,
     check_array_function_arguments,
     dematrix,
     raise_not_implemented_error_if_backed_type,
-    renamed_arg,
     view_to_actual,
 )
 from ..get import _check_mask, _get_obs_rep, _set_obs_rep
@@ -67,8 +66,6 @@ def clip_array(
     return x
 
 
-@renamed_arg("X", "data", pos_0=True)
-@old_positionals("zero_center", "max_value", "copy", "layer", "obsm")
 @singledispatch
 def scale[A: _Array](
     data: AnnData | A,
diff --git a/src/scanpy/preprocessing/_scrublet/__init__.py b/src/scanpy/preprocessing/_scrublet/__init__.py
index b8ea1a267c..a5a080e814 100644
--- a/src/scanpy/preprocessing/_scrublet/__init__.py
+++ b/src/scanpy/preprocessing/_scrublet/__init__.py
@@ -10,7 +10,6 @@
 
 from ... import logging as logg
 from ... import preprocessing as pp
-from ..._compat import old_positionals
 from ...get import _get_obs_rep
 from . import pipeline
 from .core import Scrublet
@@ -20,25 +19,6 @@
     from ...neighbors import _Metric, _MetricFn
 
 
-@old_positionals(
-    "batch_key",
-    "sim_doublet_ratio",
-    "expected_doublet_rate",
-    "stdev_doublet_rate",
-    "synthetic_doublet_umi_subsampling",
-    "knn_dist_metric",
-    "normalize_variance",
-    "log_transform",
-    "mean_center",
-    "n_prin_comps",
-    "use_approx_neighbors",
-    "get_doublet_neighbor_parents",
-    "n_neighbors",
-    "threshold",
-    "verbose",
-    "copy",
-    "random_state",
-)
 def scrublet(  # noqa: PLR0913
     adata: AnnData,
     adata_sim: AnnData | None = None,
@@ -502,9 +482,6 @@ def _scrublet_call_doublets(  # noqa: PLR0913
     return adata_obs
 
 
-@old_positionals(
-    "layer", "sim_doublet_ratio", "synthetic_doublet_umi_subsampling", "random_seed"
-)
 def scrublet_simulate_doublets(
     adata: AnnData,
     *,
diff --git a/src/scanpy/preprocessing/_simple.py b/src/scanpy/preprocessing/_simple.py
index 9eebeb0246..d2092592da 100644
--- a/src/scanpy/preprocessing/_simple.py
+++ b/src/scanpy/preprocessing/_simple.py
@@ -19,14 +19,13 @@
 from sklearn.utils import check_array, sparsefuncs
 
 from .. import logging as logg
-from .._compat import CSBase, CSRBase, DaskArray, deprecated, njit, old_positionals
+from .._compat import CSBase, CSRBase, DaskArray, deprecated, njit
 from .._settings import settings as sett
 from .._utils import (
     _resolve_axis,
     check_array_function_arguments,
     is_backed_type,
     raise_not_implemented_error_if_backed_type,
-    renamed_arg,
     sanitize_anndata,
     view_to_actual,
 )
@@ -44,9 +43,6 @@
     from .._utils.random import RNGLike, SeedLike, _LegacyRandom
 
 
-@old_positionals(
-    "min_counts", "min_genes", "max_counts", "max_genes", "inplace", "copy"
-)
 def filter_cells(
     data: AnnData | CSBase | np.ndarray | DaskArray,
     *,
@@ -193,9 +189,6 @@ def filter_cells(
     return cell_subset, number_per_cell
 
 
-@old_positionals(
-    "min_counts", "min_cells", "max_counts", "max_cells", "inplace", "copy"
-)
 def filter_genes(
     data: AnnData | CSBase | np.ndarray | DaskArray,
     *,
@@ -306,7 +299,6 @@ def filter_genes(
     return gene_subset, number_per_gene
 
 
-@renamed_arg("X", "data", pos_0=True)
 @singledispatch
 def log1p(
     data: AnnData | np.ndarray | CSBase,
@@ -424,7 +416,6 @@ def log1p_anndata(
         return adata
 
 
-@old_positionals("copy", "chunked", "chunk_size")
 def sqrt(
     data: AnnData | CSBase | np.ndarray,
     *,
@@ -468,15 +459,6 @@ def sqrt(
 
 
 @deprecated("Use `sc.pp.normalize_total` instead.")
-@old_positionals(
-    "counts_per_cell_after",
-    "counts_per_cell",
-    "key_n_counts",
-    "copy",
-    "layers",
-    "use_rep",
-    "min_counts",
-)
 def normalize_per_cell(
     data: AnnData | np.ndarray | CSBase,
     *,
@@ -672,7 +654,6 @@ def numpy_regress_out(
     return data
 
 
-@old_positionals("layer", "n_jobs", "copy")
 def regress_out(
     adata: AnnData,
     keys: str | Sequence[str],
@@ -990,7 +971,6 @@ def sample(  # noqa: PLR0912
     return subset, indices
 
 
-@renamed_arg("target_counts", "counts_per_cell")
 def downsample_counts(
     adata: AnnData,
     counts_per_cell: int | Collection[int] | None = None,
diff --git a/src/scanpy/readwrite.py b/src/scanpy/readwrite.py
index ec0b9804a0..f549cb83d9 100644
--- a/src/scanpy/readwrite.py
+++ b/src/scanpy/readwrite.py
@@ -17,7 +17,7 @@
 from packaging.version import Version
 
 from . import logging as logg
-from ._compat import deprecated, old_positionals, pkg_version, warn
+from ._compat import deprecated, pkg_version, warn
 from ._settings import AnnDataFileFormat, settings
 from ._utils import _empty
 
@@ -79,15 +79,6 @@
 # --------------------------------------------------------------------------------
 
 
-@old_positionals(
-    "sheet",
-    "ext",
-    "delimiter",
-    "first_column_names",
-    "backup_url",
-    "cache",
-    "cache_compression",
-)
 def read(
     filename: PathLike[str] | str,
     backed: Literal["r", "r+"] | None = None,
@@ -174,7 +165,6 @@ def read(
     return read_h5ad(filename, backed=backed)
 
 
-@old_positionals("genome", "gex_only", "backup_url")
 def read_10x_h5(
     filename: PathLike[str] | str,
     *,
@@ -533,7 +523,6 @@ def read_visium(
     return adata
 
 
-@old_positionals("var_names", "make_unique", "cache", "cache_compression", "gex_only")
 def read_10x_mtx(
     path: PathLike[str] | str,
     *,
@@ -646,7 +635,6 @@ def _read_10x_mtx(
     return adata
 
 
-@old_positionals("ext", "compression", "compression_opts")
 def write(
     filename: PathLike[str] | str,
     adata: AnnData,
@@ -746,7 +734,6 @@ def write_zarr(filename: PathLike[str] | str, adata: AnnData, **kw) -> None:
 # -------------------------------------------------------------------------------
 
 
-@old_positionals("as_header")
 def read_params(
     filename: PathLike[str] | str, *, as_header: bool = False
 ) -> dict[str, int | float | bool | str | None]:
diff --git a/src/scanpy/tools/_dendrogram.py b/src/scanpy/tools/_dendrogram.py
index 8cd3e7e851..80882cf3fb 100644
--- a/src/scanpy/tools/_dendrogram.py
+++ b/src/scanpy/tools/_dendrogram.py
@@ -8,7 +8,6 @@
 from pandas.api.types import CategoricalDtype
 
 from .. import logging as logg
-from .._compat import old_positionals
 from .._utils import _doc_params, raise_not_implemented_error_if_backed_type
 from ..neighbors._doc import doc_n_pcs, doc_use_rep
 from ._utils import _choose_representation
@@ -20,17 +19,6 @@
     from anndata import AnnData
 
 
-@old_positionals(
-    "n_pcs",
-    "use_rep",
-    "var_names",
-    "use_raw",
-    "cor_method",
-    "linkage_method",
-    "optimal_ordering",
-    "key_added",
-    "inplace",
-)
 @_doc_params(n_pcs=doc_n_pcs, use_rep=doc_use_rep)
 def dendrogram(  # noqa: PLR0913
     adata: AnnData,
diff --git a/src/scanpy/tools/_diffmap.py b/src/scanpy/tools/_diffmap.py
index 62fa55b92e..de4538dfc2 100644
--- a/src/scanpy/tools/_diffmap.py
+++ b/src/scanpy/tools/_diffmap.py
@@ -2,7 +2,6 @@
 
 from typing import TYPE_CHECKING
 
-from .._compat import old_positionals
 from ._dpt import _diffmap
 
 if TYPE_CHECKING:
@@ -11,7 +10,6 @@
     from .._utils.random import _LegacyRandom
 
 
-@old_positionals("neighbors_key", "random_state", "copy")
 def diffmap(
     adata: AnnData,
     n_comps: int = 15,
diff --git a/src/scanpy/tools/_dpt.py b/src/scanpy/tools/_dpt.py
index 2a52633026..603202b01b 100644
--- a/src/scanpy/tools/_dpt.py
+++ b/src/scanpy/tools/_dpt.py
@@ -8,7 +8,6 @@
 from natsort import natsorted
 
 from .. import logging as logg
-from .._compat import old_positionals
 from ..neighbors import Neighbors, OnFlySymMatrix
 
 if TYPE_CHECKING:
@@ -35,9 +34,6 @@ def _diffmap(adata, n_comps=15, neighbors_key=None, random_state=0):
     )
 
 
-@old_positionals(
-    "n_branchings", "min_group_size", "allow_kendall_tau_shift", "neighbors_key", "copy"
-)
 def dpt(
     adata: AnnData,
     n_dcs: int = 10,
diff --git a/src/scanpy/tools/_draw_graph.py b/src/scanpy/tools/_draw_graph.py
index a76bad1c30..ffb6fd1048 100644
--- a/src/scanpy/tools/_draw_graph.py
+++ b/src/scanpy/tools/_draw_graph.py
@@ -8,7 +8,6 @@
 
 from .. import _utils
 from .. import logging as logg
-from .._compat import old_positionals
 from .._utils import _choose_graph, get_literal_vals
 from ._utils import get_init_pos_from_paga
 
@@ -24,17 +23,6 @@
 type _Layout = Literal["fr", "drl", "kk", "grid_fr", "lgl", "rt", "rt_circular", "fa"]
 
 
-@old_positionals(
-    "init_pos",
-    "root",
-    "random_state",
-    "n_jobs",
-    "adjacency",
-    "key_added_ext",
-    "neighbors_key",
-    "obsp",
-    "copy",
-)
 def draw_graph(  # noqa: PLR0913
     adata: AnnData,
     layout: _Layout = "fa",
diff --git a/src/scanpy/tools/_embedding_density.py b/src/scanpy/tools/_embedding_density.py
index 63ff098d5a..37e2bcf606 100644
--- a/src/scanpy/tools/_embedding_density.py
+++ b/src/scanpy/tools/_embedding_density.py
@@ -7,7 +7,6 @@
 import numpy as np
 
 from .. import logging as logg
-from .._compat import old_positionals
 from .._utils import sanitize_anndata
 
 if TYPE_CHECKING:
@@ -33,7 +32,6 @@ def _calc_density(x: np.ndarray, y: np.ndarray):
     return scaled_z
 
 
-@old_positionals("groupby", "key_added", "components")
 def embedding_density(  # noqa: PLR0912
     adata: AnnData,
     basis: str = "umap",
diff --git a/src/scanpy/tools/_ingest.py b/src/scanpy/tools/_ingest.py
index 8ec53ee462..7bc0e2eb6d 100644
--- a/src/scanpy/tools/_ingest.py
+++ b/src/scanpy/tools/_ingest.py
@@ -8,7 +8,7 @@
 from sklearn.utils import check_random_state
 
 from .. import logging as logg
-from .._compat import CSBase, old_positionals
+from .._compat import CSBase
 from .._settings import settings
 from .._utils import NeighborsView, raise_not_implemented_error_if_backed_type
 from .._utils._doctests import doctest_skip
@@ -22,14 +22,6 @@
     from ..neighbors import RPForestDict
 
 
-@old_positionals(
-    "obs",
-    "embedding_method",
-    "labeling_method",
-    "neighbors_key",
-    "neighbors_key",
-    "inplace",
-)
 @doctest_skip("illustrative short example but not runnable")
 def ingest(
     adata: AnnData,
@@ -452,7 +444,6 @@ def map_labels(self, labels, method):
             msg = "Ingest supports knn labeling for now."
             raise NotImplementedError(msg)
 
-    @old_positionals("inplace")
     def to_adata(self, *, inplace: bool = False) -> AnnData | None:
         """Return `adata_new` with mapped embeddings and labels.
 
diff --git a/src/scanpy/tools/_louvain.py b/src/scanpy/tools/_louvain.py
index 00e78d1b5e..439f5b01bf 100644
--- a/src/scanpy/tools/_louvain.py
+++ b/src/scanpy/tools/_louvain.py
@@ -10,7 +10,7 @@
 
 from .. import _utils
 from .. import logging as logg
-from .._compat import deprecated, old_positionals, pkg_version, warn
+from .._compat import deprecated, pkg_version, warn
 from .._utils import _choose_graph, dematrix
 from ._utils_clustering import rename_groups, restrict_adjacency
 
@@ -31,20 +31,6 @@
             MutableVertexPartition.__module__ = "louvain.VertexPartition"
 
 
-@old_positionals(
-    "random_state",
-    "restrict_to",
-    "key_added",
-    "adjacency",
-    "flavor",
-    "directed",
-    "use_weights",
-    "partition_type",
-    "partition_kwargs",
-    "neighbors_key",
-    "obsp",
-    "copy",
-)
 @deprecated("Use `scanpy.tl.leiden` instead")
 def louvain(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
diff --git a/src/scanpy/tools/_paga.py b/src/scanpy/tools/_paga.py
index 803afacc3e..f2130b5787 100644
--- a/src/scanpy/tools/_paga.py
+++ b/src/scanpy/tools/_paga.py
@@ -8,7 +8,6 @@
 
 from .. import _utils
 from .. import logging as logg
-from .._compat import old_positionals
 from ..neighbors import Neighbors
 
 if TYPE_CHECKING:
@@ -19,7 +18,6 @@
 _AVAIL_MODELS = {"v1.0", "v1.2"}
 
 
-@old_positionals("use_rna_velocity", "model", "neighbors_key", "copy")
 def paga(
     adata: AnnData,
     groups: str | None = None,
diff --git a/src/scanpy/tools/_rank_genes_groups.py b/src/scanpy/tools/_rank_genes_groups.py
index 9c1f012c83..8c05453ccd 100644
--- a/src/scanpy/tools/_rank_genes_groups.py
+++ b/src/scanpy/tools/_rank_genes_groups.py
@@ -12,7 +12,7 @@
 
 from .. import _utils
 from .. import logging as logg
-from .._compat import CSBase, njit, old_positionals
+from .._compat import CSBase, njit
 from .._utils import (
     check_nonnegative_integers,
     get_literal_vals,
@@ -488,21 +488,6 @@ def compute_statistics(  # noqa: PLR0912
             self.stats.index = self.var_names
 
 
-@old_positionals(
-    "mask",
-    "use_raw",
-    "groups",
-    "reference",
-    "n_genes",
-    "rankby_abs",
-    "pts",
-    "key_added",
-    "copy",
-    "method",
-    "corr_method",
-    "tie_correct",
-    "layer",
-)
 def rank_genes_groups(  # noqa: PLR0912, PLR0913, PLR0915
     adata: AnnData,
     groupby: str,
@@ -773,16 +758,6 @@ def _calc_frac(x: NDArray[np.number] | CSBase, /) -> NDArray[np.float64]:
     return n_nonzero / x.shape[0]
 
 
-@old_positionals(
-    "key",
-    "groupby",
-    "use_raw",
-    "key_added",
-    "min_in_group_fraction",
-    "min_fold_change",
-    "max_out_group_fraction",
-    "compare_abs",
-)
 def filter_rank_genes_groups(  # noqa: PLR0912
     adata: AnnData,
     *,
diff --git a/src/scanpy/tools/_score_genes.py b/src/scanpy/tools/_score_genes.py
index 426497182d..48ad38ab37 100644
--- a/src/scanpy/tools/_score_genes.py
+++ b/src/scanpy/tools/_score_genes.py
@@ -8,7 +8,7 @@
 import pandas as pd
 
 from .. import logging as logg
-from .._compat import CSBase, old_positionals
+from .._compat import CSBase
 from .._utils import check_use_raw, is_backed_type
 from ..get import _get_obs_rep
 
@@ -49,9 +49,6 @@ def _sparse_nanmean(x: CSBase, /, axis: Literal[0, 1]) -> NDArray[np.float64]:
     return m
 
 
-@old_positionals(
-    "ctrl_size", "gene_pool", "n_bins", "score_name", "random_state", "copy", "use_raw"
-)
 def score_genes(  # noqa: PLR0913
     adata: AnnData,
     gene_list: Sequence[str] | pd.Index[str],
@@ -258,7 +255,6 @@ def _nan_means(
     return np.nanmean(x, axis=axis, dtype=dtype)
 
 
-@old_positionals("s_genes", "g2m_genes", "copy")
 def score_genes_cell_cycle(
     adata: AnnData,
     *,
diff --git a/src/scanpy/tools/_sim.py b/src/scanpy/tools/_sim.py
index 84654dcc54..39ff7ee32c 100644
--- a/src/scanpy/tools/_sim.py
+++ b/src/scanpy/tools/_sim.py
@@ -24,7 +24,6 @@
 
 from .. import _utils, readwrite
 from .. import logging as logg
-from .._compat import old_positionals
 from .._settings import settings
 
 if TYPE_CHECKING:
@@ -34,17 +33,6 @@
     from anndata import AnnData
 
 
-@old_positionals(
-    "params_file",
-    "tmax",
-    "branching",
-    "nrRealizations",
-    "noiseObs",
-    "noiseDyn",
-    "step",
-    "seed",
-    "writedir",
-)
 def sim(
     model: Literal["krumsiek11", "toggleswitch"],
     *,
diff --git a/src/scanpy/tools/_tsne.py b/src/scanpy/tools/_tsne.py
index de3f3a7300..17b8ce279e 100644
--- a/src/scanpy/tools/_tsne.py
+++ b/src/scanpy/tools/_tsne.py
@@ -3,7 +3,7 @@
 from typing import TYPE_CHECKING
 
 from .. import logging as logg
-from .._compat import old_positionals, warn
+from .._compat import warn
 from .._settings import settings
 from .._utils import _doc_params, raise_not_implemented_error_if_backed_type
 from ..neighbors._doc import doc_n_pcs, doc_use_rep
@@ -15,16 +15,6 @@
     from .._utils.random import _LegacyRandom
 
 
-@old_positionals(
-    "use_rep",
-    "perplexity",
-    "early_exaggeration",
-    "learning_rate",
-    "random_state",
-    "use_fast_tsne",
-    "n_jobs",
-    "copy",
-)
 @_doc_params(doc_n_pcs=doc_n_pcs, use_rep=doc_use_rep)
 def tsne(  # noqa: PLR0913
     adata: AnnData,
diff --git a/src/scanpy/tools/_umap.py b/src/scanpy/tools/_umap.py
index a1848173fa..0e14a0f4ca 100644
--- a/src/scanpy/tools/_umap.py
+++ b/src/scanpy/tools/_umap.py
@@ -7,7 +7,7 @@
 from sklearn.utils import check_array, check_random_state
 
 from .. import logging as logg
-from .._compat import old_positionals, warn
+from .._compat import warn
 from .._settings import settings
 from .._utils import NeighborsView
 from ._utils import _choose_representation, get_init_pos_from_paga
@@ -22,22 +22,6 @@
 type _InitPos = Literal["paga", "spectral", "random"]
 
 
-@old_positionals(
-    "min_dist",
-    "spread",
-    "n_components",
-    "maxiter",
-    "alpha",
-    "gamma",
-    "negative_sample_rate",
-    "init_pos",
-    "random_state",
-    "a",
-    "b",
-    "copy",
-    "method",
-    "neighbors_key",
-)
 def umap(  # noqa: PLR0913, PLR0915
     adata: AnnData,
     *,
diff --git a/tests/test_preprocessing.py b/tests/test_preprocessing.py
index 29a71cbfc8..be5897bd09 100644
--- a/tests/test_preprocessing.py
+++ b/tests/test_preprocessing.py
@@ -80,12 +80,6 @@ def test_log1p(tmp_path):
     assert np.allclose(ad4.X, a_log / np.log(2))
 
 
-def test_log1p_deprecated_arg():
-    a = np.random.rand(200, 10).astype(np.float32)
-    with pytest.warns(FutureWarning, match=r".*`X` was renamed to `data`"):
-        sc.pp.log1p(X=a)
-
-
 @pytest.fixture(params=[None, 2])
 def base(request):
     return request.param