diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 725301e..074d9c1 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -39,6 +39,7 @@ jobs:
 
     - name: Send coverage
       uses: shogo82148/actions-goveralls@v1
+      if: ${{ matrix.os == 'ubuntu-latest' }}
       with:
         path-to-profile: profile.cov
         flag-name: Go-${{ matrix.go_version }}