diff --git a/.github/workflows/vendored-release.yml b/.github/workflows/vendored-release.yml
index 915b523..063d9b1 100644
--- a/.github/workflows/vendored-release.yml
+++ b/.github/workflows/vendored-release.yml
@@ -1,7 +1,9 @@
-name: Release
+name: Vendored Source tarball
 
 on:
-  workflow_dispatch:
+  pull_request:
+    branches:
+     - feat/vendored-release
   push:
     tags:
       - 'v*'