diff --git a/.github/workflows/lock.yml b/.github/workflows/lock.yml
index 76ba4c474..2f04502fa 100644
--- a/.github/workflows/lock.yml
+++ b/.github/workflows/lock.yml
@@ -2,7 +2,7 @@ name: 'Lock Threads'
 
 on:
   schedule:
-    - cron: '0 * * * *'
+    - cron: '0 3 * * *'
   workflow_dispatch:
 
 permissions: