diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 088f45f..cf16c34 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,5 +1,8 @@
 name: build
-on: [push, workflow_dispatch]
+on:
+  push:
+    branches: main
+  workflow_dispatch:
 jobs:
   build:
     name: Build