diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 27ecd8a..d3a1fdb 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -48,4 +48,8 @@ jobs:
           cd tests
           poetry run coverage run --source=perceval.backends.mozilla run_tests.py
       - name: Coveralls
-        uses: coverallsapp/github-action@f350da2c033043742f89e8c0b7b5145a1616da6d # v2.1.2
+        uses: coverallsapp/github-action@643bc377ffa44ace6394b2b5d0d3950076de9f63 # v2.3.0
+        with:
+          coverage-reporter-version: "v0.6.9"
+          flag-name: run ${{ join(matrix.*, ' - ') }}
+          parallel: true