diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 1c5788c..81edb29 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -1,6 +1,11 @@
 name: Python package
 
-on: [push]
+on:
+  pull_request:
+  push:
+    branches:
+      - "main"
+      - "master"
 
 jobs:
   build: