diff --git a/.github/workflows/pythonapp.yml b/.github/workflows/pythonapp.yml
index 563b87d..b268138 100644
--- a/.github/workflows/pythonapp.yml
+++ b/.github/workflows/pythonapp.yml
@@ -4,5 +4,5 @@ jobs:
   ruff:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: chartboost/ruff-action@v1