diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 9a7858c66..5ae63ba0b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -7,7 +7,8 @@ on:
     tags:
       - '2.*'
   pull_request:
-    branches: main
+    branches:
+      - main
 
 # See https://github.com/hibernate/hibernate-orm/pull/4615 for a description of the behavior we're getting.
 concurrency: