diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 9067597..7ba91ff 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Install poetry
       run: pipx install poetry
     - uses: actions/setup-python@v4