diff --git a/pyproject.toml b/pyproject.toml
index b140ad546..835fb854c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ issues = "https://github.com/tianocore/edk2-pytool-library/issues/"
 
 [project.optional-dependencies]
 dev = [
-    "ruff == 0.0.290",
+    "ruff == 0.0.291",
     "pytest == 7.4.2",
     "coverage == 7.3.0",
     "pre-commit == 3.4.0",