diff --git a/pyproject.toml b/pyproject.toml
index 7c46d52..ee812b3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,7 +52,7 @@ doc = [
 ]
 lint = [
   "pyright",
-  "ruff==0.16.7",
+  "ruff==0.16.9",
 ]
 test = [
   "lewis",