diff --git a/.github/workflows/ffigen.yml b/.github/workflows/ffigen.yml
index 66b2146a1..de0f6b2d6 100644
--- a/.github/workflows/ffigen.yml
+++ b/.github/workflows/ffigen.yml
@@ -90,7 +90,13 @@ jobs:
         with:
           flag-name: ffigen-all
           github-token: ${{ secrets.GITHUB_TOKEN }}
+          parallel: true
           path-to-lcov: pkgs/ffigen/lcov.info
+      - name: Upload coverage
+        uses: coverallsapp/github-action@3dfc5567390f6fa9267c0ee9c251e4c8c3f18949
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          parallel-finished: true
 
   test-windows:
     needs: analyze