diff --git a/.github/workflows/build-tests.yml b/.github/workflows/build-tests.yml
index 29028e1..896c13a 100644
--- a/.github/workflows/build-tests.yml
+++ b/.github/workflows/build-tests.yml
@@ -37,7 +37,7 @@ jobs:
           source $VENV
           pytest --cov pyfluids --cov-report=xml
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           file: ./coverage.xml