diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index c735ca9..b8d879a 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -118,7 +118,7 @@ jobs:
 
 
       - name: Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           flags: ${{ steps.codecov-flag.outputs.name }}
           file: ${{ matrix.tests }}/coverage/lcov.info