diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index 96b2679..32d6b85 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -10,6 +10,7 @@ on:
       - 'phpunit.xml.dist'
 
   push:
+    branches: [ 'master' ]
     paths-ignore:
       - 'docs/**'
       - 'README.md'