diff --git a/ruoyi-system/src/main/resources/mapper/business/BusFifteenInfoMapper.xml b/ruoyi-system/src/main/resources/mapper/business/BusFifteenInfoMapper.xml
index c4919ad..b3b9e06 100644
--- a/ruoyi-system/src/main/resources/mapper/business/BusFifteenInfoMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/business/BusFifteenInfoMapper.xml
@@ -60,6 +60,6 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     </delete>
 
     <delete id="deleteBusFifteenInfo">
-        delete from bus_fifteen_info where last_visit_time &lt; CURDATE() - INTERVAL 15 DAY;
+        delete from bus_fifteen_info where last_visit_time &lt; CURDATE() - INTERVAL 7 DAY;
     </delete>
 </mapper>