diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 0a029e45..f1c32117 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -77,6 +77,7 @@ jobs:
         uses: codecov/codecov-action@v3
         with:
           gcov: true
+          fail_ci_if_error: true
 
   ft:
     runs-on: ubuntu-20.04