diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 4063930..cd09ffd 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -8,5 +8,8 @@ jobs:
         with:
           platform: common
           token: ${{ github.token }}
+      - name: Determine branch name
+        shell: bash
+        runs: git branch --contains ${{ github.sha }}
       - uses: secondlife/action-autobuild-release@v2
         if: startsWith(github.ref, 'refs/tags/v')