diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index daf6bb7..12480e6 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -33,7 +33,9 @@ jobs:
         make test
 
     - name: Upload Code Coverage Profile
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
       with:
         files: unit.coverprofile
         flags: unittests