diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 985125d..1a68e1d 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -32,7 +32,8 @@ jobs:
           coverage-data-path: ${{ env.COVERAGE_DATA_PATH }}
 
       - name: Upload coverage report to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
+          token: ${{ secrets.CODECOV_TOKEN }}
           file: ${{ env.COVERAGE_DATA_PATH }}
           fail_ci_if_error: true