diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index e3f07e7..9cfa45b 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -55,7 +55,7 @@ jobs:
         run: |
           pytest --mpl --cov=./ --cov-report=xml
       - name: Upload code coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           file: ./coverage.xml
           flags: unittests