diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e2e77fd8..021aea91 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,6 +1,10 @@
 name: build
 
-on: push
+on:
+  push:
+    branches:
+      - 'main'
+  pull_request:
 
 jobs:
   lint: