diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7207eab..6b6b11e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,6 +1,9 @@
 name: test
 
-on: [pull_request]
+on:
+  pull_request:
+    branches:
+      - main
 
 jobs:
   build: