diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 584865f..d3f7105 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -42,5 +42,5 @@ jobs:
       uses: codecov/codecov-action@v4
       with:
         flags: unittests
-        fail_ci_if_error: false
+        fail_ci_if_error: true
         token: ${{ secrets.CODECOV_TOKEN }}