diff --git a/.github/workflows/build-ci.yml b/.github/workflows/build-ci.yml
index f3e1363d..ac62f521 100644
--- a/.github/workflows/build-ci.yml
+++ b/.github/workflows/build-ci.yml
@@ -18,3 +18,4 @@ jobs:
         with:
           github-token: ${{ github.token }}
           path-to-lcov: ./packages/diffhtml/coverage/lcov.info
+          base-path: ./packages/diffhtml