diff --git a/pyproject.toml b/pyproject.toml
index b026b27..696aae5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = ["chess==1.11.2"]
 dev = [
     "pytest==9.1.1",
     "pytest-cov>=7.1.0",
-    "ruff==0.16.4",
+    "ruff==0.16.5",
     "mypy==2.3.1",
     "pre-commit>=4.6.2",
 ]