diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index be17b80..79d71fb 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -2,7 +2,7 @@ name: Check Conventional PR
 
 on:
   pull_request:
-    branches: [ *.x ]
+    branches: [ 1.x, 2.x, 3.x ]
 
 jobs:
   build: