diff --git a/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
index 36006185f..fd3e64eec 100644
--- a/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/system/SysDeptMapper.xml
@@ -68,7 +68,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 	
 	<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>
 
 	<select id="selectDeptById" parameterType="Long" resultMap="SysDeptResult">