diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index c83ae65..625a51d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -4,6 +4,7 @@ name: CI
 
 on:
   push:
+    branches: [ master ]
   pull_request:
   workflow_dispatch: