diff --git a/.github/workflows/preview-release.yaml b/.github/workflows/preview-release.yaml
index 0405f631..0764837f 100644
--- a/.github/workflows/preview-release.yaml
+++ b/.github/workflows/preview-release.yaml
@@ -6,7 +6,7 @@ on:
       - completed
   push:
     # Run only on trunk pushes that aren't a new tag release
-    branches: "*"
+    branches: [trunk]
     tags-ignore: "*"
 
 env: