diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 757ca82..f12b64c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -113,6 +113,6 @@ jobs:
           name: coverage
       - uses: codecov/codecov-action@v4
         with:
-          fail_ci_if_error: false # optional (default = false)
+          fail_ci_if_error: true # optional (default = false)
           verbose: true # optional (default = false)
           token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/codecov.yml b/codecov.yml
index 3d32a03..14f4f45 100644
--- a/codecov.yml
+++ b/codecov.yml
@@ -3,5 +3,5 @@ coverage:
     project:
       default:
         target: auto
-        # this allows a 5% drop from the previous base commit coverage
-        threshold: 5%
+        # this allows a 1% drop from the previous base commit coverage
+        threshold: 1%