diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c009ab2..5ea2929 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,7 +1,9 @@
 name: Build
 
 on:
-  [push]
+  push:
+  pull_request_target:
+    types: [labeled]
 
 jobs:
   build: