diff --git a/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
index 44bd8689a..a16e8a6e8 100644
--- a/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
@@ -21,12 +21,12 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 		<result property="updateBy"   column="update_by"   />
 		<result property="updateTime" column="update_time" />
 	</resultMap>
-	
+
 	<sql id="selectDeptVo">
-        select d.dept_id, d.parent_id, d.ancestors, d.dept_name, d.order_num, d.leader, d.phone, d.email, d.status, d.del_flag, d.create_by, d.create_time 
+        select d.dept_id, d.parent_id, d.ancestors, d.dept_name, d.order_num, d.leader, d.phone, d.email, d.status, d.del_flag, d.create_by, d.create_time
         from sys_dept d
     </sql>
-    
+
 	<select id="selectDeptList" parameterType="SysDept" resultMap="SysDeptResult">
         <include refid="selectDeptVo"/>
         where d.del_flag = '0'
@@ -46,7 +46,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 		${params.dataScope}
 		order by d.parent_id, d.order_num
     </select>
-    
+
     <select id="selectDeptListByRoleId" resultType="Long">
 		select d.dept_id
 		from sys_dept d
@@ -57,34 +57,34 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             </if>
 		order by d.parent_id, d.order_num
 	</select>
-    
+
     <select id="selectDeptById" parameterType="Long" resultMap="SysDeptResult">
 		<include refid="selectDeptVo"/>
 		where dept_id = #{deptId}
 	</select>
-    
+
     <select id="checkDeptExistUser" parameterType="Long" resultType="int">
 		select count(1) from sys_user where dept_id = #{deptId} and del_flag = '0'
 	</select>
-	
+
 	<select id="hasChildByDeptId" parameterType="Long" resultType="int">
 		select count(1) from sys_dept
 		where del_flag = '0' and parent_id = #{deptId} limit 1
 	</select>
-	
+
 	<select id="selectChildrenDeptById" parameterType="Long" resultMap="SysDeptResult">
 		select * from sys_dept where find_in_set(#{deptId}, ancestors)
 	</select>
-	
+
 	<select id="selectNormalChildrenDeptById" parameterType="Long" resultType="int">
 		select count(*) from sys_dept where status = 0 and del_flag = '0' and find_in_set(#{deptId}, ancestors)
 	</select>
-	
+
 	<select id="checkDeptNameUnique" resultMap="SysDeptResult">
 	    <include refid="selectDeptVo"/>
-		where dept_name=#{deptName} and parent_id = #{parentId} limit 1
+		where dept_name=#{deptName} and parent_id = #{parentId} and del_flag='0' limit 1
 	</select>
-    
+
     <insert id="insertDept" parameterType="SysDept">
  		insert into sys_dept(
  			<if test="deptId != null and deptId != 0">dept_id,</if>
@@ -112,7 +112,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
  			sysdate()
  		)
 	</insert>
-	
+
 	<update id="updateDept" parameterType="SysDept">
  		update sys_dept
  		<set>
@@ -129,7 +129,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
  		</set>
  		where dept_id = #{deptId}
 	</update>
-	
+
 	<update id="updateDeptChildren" parameterType="java.util.List">
 	    update sys_dept set ancestors =
 	    <foreach collection="depts" item="item" index="index"
@@ -142,16 +142,16 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 	        #{item.deptId}
 	    </foreach>
 	</update>
-	 
+
 	<update id="updateDeptStatusNormal" parameterType="Long">
- 	    update sys_dept set status = '0' where dept_id in 
+ 	    update sys_dept set status = '0' where dept_id in
  	    <foreach collection="array" item="deptId" open="(" separator="," close=")">
         	#{deptId}
         </foreach>
 	</update>
-	
+
 	<delete id="deleteDeptById" parameterType="Long">
 		update sys_dept set del_flag = '2' where dept_id = #{deptId}
 	</delete>
 
-</mapper> 
\ No newline at end of file
+</mapper>