diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 5609537..b01c649 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -64,6 +64,6 @@ jobs:
 
       - name: Upload coverage to Codecov
         if: ${{ always() }}
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}