diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ac8ee64..8e1715e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,16 +7,16 @@ default_stages:
 minimum_pre_commit_version: 2.16.0
 repos:
   - repo: https://github.com/biomejs/pre-commit
-    rev: v2.3.10
+    rev: v2.4.4
     hooks:
       - id: biome-format
         exclude: ^\.cruft\.json$ # inconsistent indentation with cruft - file never to be modified manually.
   - repo: https://github.com/tox-dev/pyproject-fmt
-    rev: v2.11.1
+    rev: v2.16.2
     hooks:
       - id: pyproject-fmt
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.14.13
+    rev: v0.15.4
     hooks:
       - id: ruff-check
         types_or: [python, pyi, jupyter]
diff --git a/pyproject.toml b/pyproject.toml
index fcb10fd..e7896b4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -81,33 +81,23 @@ full = [
   "xgboost",
 ]
 
-[tool.hatch.envs.default]
-installer = "uv"
-dependency-groups = [ "dev" ]
-
-[tool.hatch.envs.docs]
-dependency-groups = [ "doc" ]
-scripts.build = "sphinx-build -M html docs docs/_build -W {args}"
-scripts.open = "python -m webbrowser -t docs/_build/html/index.html"
-scripts.clean = "git clean -fdX -- {args:docs}"
-
-# Test the lowest and highest supported Python versions with normal deps
-[[tool.hatch.envs.hatch-test.matrix]]
-deps = [ "stable" ]
-python = [ "3.11", "3.14" ]
-
-# Test the newest supported Python version also with pre-release deps
-[[tool.hatch.envs.hatch-test.matrix]]
-deps = [ "pre" ]
-python = [ "3.14" ]
-
-[tool.hatch.envs.hatch-test]
-dependency-groups = [ "dev", "test" ]
-
-[tool.hatch.envs.hatch-test.overrides]
+[tool.hatch]
+envs.default.installer = "uv"
+envs.default.dependency-groups = [ "dev" ]
+envs.docs.dependency-groups = [ "doc" ]
+envs.docs.scripts.build = "sphinx-build -M html docs docs/_build -W {args}"
+envs.docs.scripts.open = "python -m webbrowser -t docs/_build/html/index.html"
+envs.docs.scripts.clean = "git clean -fdX -- {args:docs}"
+envs.hatch-test.dependency-groups = [ "dev", "test" ]
+envs.hatch-test.matrix = [
+  # Test the lowest and highest supported Python versions with normal deps
+  { deps = [ "stable" ], python = [ "3.11", "3.14" ] },
+  # Test the newest supported Python version also with pre-release deps
+  { deps = [ "pre" ], python = [ "3.14" ] },
+]
 # If the matrix variable `deps` is set to "pre",
 # set the environment variable `UV_PRERELEASE` to "allow".
-matrix.deps.env-vars = [
+envs.hatch-test.overrides.matrix.deps.env-vars = [
   { key = "UV_PRERELEASE", value = "allow", if = [ "pre" ] },
 ]
 
@@ -115,9 +105,7 @@ matrix.deps.env-vars = [
 line-length = 120
 src = [ "src" ]
 extend-include = [ "*.ipynb" ]
-
 format.docstring-code-format = true
-
 lint.select = [
   "B",      # flake8-bugbear
   "BLE",    # flake8-blind-except
@@ -158,12 +146,12 @@ addopts = [
   "--import-mode=importlib", # allow using test files with same name
 ]
 
-[tool.coverage.run]
-source = [ "decoupler" ]
-patch = [ "subprocess" ]
-omit = [
+[tool.coverage]
+run.omit = [
   "**/test_*.py",
 ]
+run.patch = [ "subprocess" ]
+run.source = [ "decoupler" ]
 
 [tool.cruft]
 skip = [