diff --git a/.github/workflows/workflow.yaml b/.github/workflows/workflow.yaml
index f31d701..2271848 100644
--- a/.github/workflows/workflow.yaml
+++ b/.github/workflows/workflow.yaml
@@ -1,5 +1,9 @@
 name: test
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - main
+  pull_request: {}
 
 jobs:
   test-nix: