diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b4a564f..25d6df3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,5 +1,8 @@
 name: build
-on: [push]
+on:
+  push:
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
 
 jobs:
   build: