diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 77e2cbd..d441a12 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,6 +1,10 @@
 name: build
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
 
 env:
   BACKLOG_SPACE_ID: ${{ secrets.BACKLOG_SPACE_ID }}