diff --git a/.github/workflows/pgxn-release.yml b/.github/workflows/pgxn-release.yml
index d6e59bbc..aaea49d9 100644
--- a/.github/workflows/pgxn-release.yml
+++ b/.github/workflows/pgxn-release.yml
@@ -1,5 +1,7 @@
 name: ⚙️ Release on PGXN
 on:
+  branches:
+    - pgrxectomy
   push:
     # Release on semantic version tag.
     tags: ['v[0-9]+.[0-9]+.[0-9]+']