diff --git a/.github/workflows/updatemessages.yml b/.github/workflows/updatemessages.yml
index 83e556d1b6..3025459ed2 100644
--- a/.github/workflows/updatemessages.yml
+++ b/.github/workflows/updatemessages.yml
@@ -1,7 +1,7 @@
 name: updatemessages
 on:
   schedule:
-    - cron: '0 * * * *'
+    - cron: '0 0 1 * *'
 jobs:
   updatemessages:
     if: github.repository == 'DMOJ/online-judge'