diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index ff220e4..de856e9 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -38,7 +38,7 @@ jobs:
       run: |
         pytest tests.py --cov=./ --cov-report=xml
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v4
       with:
         token: ${{ secrets.CODECOV_TOKEN }}