diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index c56e5d5..5110765 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -2,9 +2,9 @@ name: Build
 
 on:
   push:
-    branches: [ master ]
+    branches: [ '[1-9].[0-9]+' ]
   pull_request:
-    branches: [ master ]
+    branches: [ '[1-9].[0-9]+' ]
 
 jobs:
   build: