diff --git a/app/Services/Cron.php b/app/Services/Cron.php
index dd5dbe00..51cbe7ac 100644
--- a/app/Services/Cron.php
+++ b/app/Services/Cron.php
@@ -30,7 +30,7 @@ final class Cron
         
         echo "cron开始执行\n\n";
 
-        if ($h % 6 === 0) {
+        if ($h % 6 === 0 && $i % 3 === 0) {
             CronBook::randbox_notify();
         }