diff --git a/web/src/main/java/com/zhehekeji/web/service/CronTab.java b/web/src/main/java/com/zhehekeji/web/service/CronTab.java
index b59b5ec..578ec8c 100644
--- a/web/src/main/java/com/zhehekeji/web/service/CronTab.java
+++ b/web/src/main/java/com/zhehekeji/web/service/CronTab.java
@@ -64,7 +64,7 @@ public class CronTab {
 
     private static int gByte = 1024* 1024 * 1024;
 
-    @Scheduled(cron = "0 10 0 * * ?")
+    @Scheduled(cron = "0 15 0 * * ?")
     //@Scheduled(cron = "0 0/1 * * * *")
     public void file() {
         log.info(" corn delete file");