diff --git a/src/main/resources/mapper/system/BuyMapper.xml b/src/main/resources/mapper/system/BuyMapper.xml
index 2f0e894..ecfd5b1 100644
--- a/src/main/resources/mapper/system/BuyMapper.xml
+++ b/src/main/resources/mapper/system/BuyMapper.xml
@@ -11,7 +11,7 @@
     </insert>
 
     <insert id="insertPurchaseRecord">
-        INSERT INTO `groups`.`connect_log` ( `data_name`, `amount`, `create_time`)
+        INSERT INTO `three-groups`.`connect_log` ( `data_name`, `amount`, `create_time`)
         VALUES (#{dataName}, #{amount}, new());
     </insert>