diff --git a/pyproject.toml b/pyproject.toml
index 4748ff0c65..6d5d1fb854 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dev = [
     "mypy==1.20.0",
     "flake8==7.3.0",
     "pre-commit==4.5.1",
-    "ruff==0.15.8",
+    "ruff==0.15.9",
     "pylint==4.0.5",
     "pytest==9.0.2",
 ]