diff --git a/bonus-modules/bonus-system/src/main/resources/mapper/att/AttGroupMapper.xml b/bonus-modules/bonus-system/src/main/resources/mapper/att/AttGroupMapper.xml
index aae95ce..25603fc 100644
--- a/bonus-modules/bonus-system/src/main/resources/mapper/att/AttGroupMapper.xml
+++ b/bonus-modules/bonus-system/src/main/resources/mapper/att/AttGroupMapper.xml
@@ -115,10 +115,10 @@
     </delete>
 
     <delete id="deleteAttGroupPersonByUserId">
-        <foreach item="params" collection="list" separator=",">
+        <foreach item="params" collection="list" separator=";">
         update att_group_person_relation
         set is_active = 0,expiring_time = now()
-        where user_id = #{params.userId};
+        where user_id = #{params.userId}
         </foreach>
     </delete>