diff --git a/pyproject.toml b/pyproject.toml
index b544cb3d..dec90c8d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,7 @@ test = [
     "pytest==8.4.2; python_version < '3.10'",
     "pytest==9.1.1; python_version >= '3.10'",
     "pytest-cov==7.1.0",
-    "ruff==0.16.8",
+    "ruff==0.16.9",
 ]
 
 [project.urls]