diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 1127548..1119a2b 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -36,6 +36,6 @@ jobs:
       - name: Run tests
         run: poetry run pytest --cov=neurocode --cov-report=xml tests
       - name: Upload coverage report
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}