diff --git a/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml
index d339060..c9124ce 100644
--- a/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/SysUserMapper.xml
@@ -81,7 +81,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 			AND u.create_time <= to_date(#{params.endTime},'yyyy-MM-dd HH24:mi:ss')
 		</if>
 		<if test="deptId != null and deptId != 0">
-			AND (u.dept_id = #{deptId} OR u.dept_id IN ( SELECT t.dept_id FROM sys_dept_wms t WHERE FIND_IN_SET (#{deptId}, ancestors) <![CDATA[ <> ]]> 0 ))
+			AND (u.dept_id = #{deptId} OR u.dept_id IN ( SELECT t.dept_id FROM sys_dept_wms t WHERE instr (#{deptId}, ancestors) <![CDATA[ <> ]]> 0 ))
 		</if>
 		<!-- 数据范围过滤 -->
 		${params.dataScope}