diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index fca25d71342cfceb2d98aaebb55c407c3dbd0fec..733d85fff787cf45cea160ac56644f230d701e31 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -45,6 +45,6 @@ jobs:
 
     - name: Run Coveralls
       run: npm run coveralls
-      if: matrix.node == 10
+      if: matrix.node == 10 && github.repository == 'twbs/bootstrap' && github.event_name == 'push'
       env:
         COVERALLS_REPO_TOKEN: "${{ secrets.COVERALLS_REPO_TOKEN }}"