diff --git a/.github/workflows/testing-and-deployment.yml b/.github/workflows/testing-and-deployment.yml
index 39b4bce5..680a32ad 100644
--- a/.github/workflows/testing-and-deployment.yml
+++ b/.github/workflows/testing-and-deployment.yml
@@ -111,7 +111,7 @@ jobs:
       - name: Test
         run: pytest -v tests/ --durations=0
 
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v4
         if: ${{ runner.os == 'Linux' && matrix.python-version == '3.9' }}
         name: 'Upload coverage to Codecov'