diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 4910b34..4529a22 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -4,8 +4,9 @@
 name: Checks
 
 on:
-  push:
-    branches: ["master"]
+  push
+  pull_request:
+    types: [opened, reopened]
 
 jobs:
   check: