diff --git a/.github/workflows/lock-closed.yml b/.github/workflows/lock-closed.yml
index a57e63d2a8..e500e9e8d2 100644
--- a/.github/workflows/lock-closed.yml
+++ b/.github/workflows/lock-closed.yml
@@ -7,7 +7,7 @@ name: 'Lock threads'
 
 on:
   schedule:
-    - cron: '59 * * * *'
+    - cron: '* */12 * * *'
 
 jobs:
   lock: