diff --git a/.github/workflows/ci-c.yml b/.github/workflows/ci-c.yml
index 692f9a05f..8d2fdd38b 100644
--- a/.github/workflows/ci-c.yml
+++ b/.github/workflows/ci-c.yml
@@ -52,6 +52,6 @@ jobs:
       - name: Upload test coverage to Codecov
         uses: codecov/codecov-action@v5
         with:
-          file: build/coverage/coverage.xml
+          files: build/coverage/coverage.xml
           token: ${{ secrets.CODECOV_TOKEN }}
           flags: unittests