diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index eafeb8e6..1f6ede82 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,7 +1,10 @@
 name: 'Test'
 
 on:
-  push:
+  pull_request:
+    types: [opened]
+    branches:
+    - 'master'
 
 jobs:
   test: