diff --git a/pyproject.toml b/pyproject.toml
index a5986be..872f840 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ test = [
     "pytest",
 ]
 lint = [
-    "ruff==0.5.5",
+    "ruff==0.6.3",
     "mypy",
     "types-docutils",
 ]