diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 6ed5dee3..ec5739ec 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -148,7 +148,7 @@ jobs:
           venv/bin/python -m pytest --cov mercury_engine_data_structures --cov-report=xml --fail-if-missing --durations=100 -n 2
 
       - name: codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           files: ./coverage.xml
         env: