diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e6eba558..decd1103 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -37,4 +37,5 @@ jobs:
         env:
           TOXENV: coveralls
           DEPENDENCY_INJECTOR_DEBUG_MODE: 1
+          COVERALLS_GIT_BRANCH: ${{ github.ref }}
           COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}