diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index f68ec5c4a..b47b9d1c6 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -4,6 +4,10 @@ on:
   push:
     branches:
       - main
+  pull_request:
+    types:
+      - opened
+      - synchronize
   workflow_dispatch:
 
 permissions: {}