diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 91180ed..673b0e9 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -31,10 +31,11 @@ jobs:
         run: |
           tox -e py
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true
           files: ./coverage.xml
           flags: unittests
           name: codecov-umbrella
+          token: ${{ secrets.CODECOV_TOKEN }}
           verbose: true