diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7e58841..9228251 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -58,6 +58,9 @@ jobs:
         coverage run -p protobuf_uml_diagram.py --proto test_data/issue_10.proto --output /tmp
     - name: Coverage
       if: ${{ success() &&  matrix.python == env.PYTHON_COVERAGE_ENABLED }}
+      uses: codecov/codecov-action@v4
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
       run: |
         coverage combine
         coverage xml --ignore-errors