diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index b47b9d1c6d..04c027a85b 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -5,9 +5,6 @@ on:
     branches:
       - main
   pull_request:
-    types:
-      - opened
-      - synchronize
   workflow_dispatch:
 
 permissions: {}