diff --git a/lib/EmergencyService/zdxtEmergencyAuthService/src/main/resources/mapper/system/DeptMapper.xml b/lib/EmergencyService/zdxtEmergencyAuthService/src/main/resources/mapper/system/DeptMapper.xml
index 8eba5ce2..15d16ad5 100644
--- a/lib/EmergencyService/zdxtEmergencyAuthService/src/main/resources/mapper/system/DeptMapper.xml
+++ b/lib/EmergencyService/zdxtEmergencyAuthService/src/main/resources/mapper/system/DeptMapper.xml
@@ -126,7 +126,10 @@
     <select id="selectDeptList" parameterType="Dept" resultMap="DeptResult">
         <include refid="selectDeptVo"/>
         where d.del_flag = '0'
-        <if test="parentId != null and parentId != ''">
+        <if test="parentId != null and parentId != '' and parentId == '0'">
+            AND parent_id = #{parentId} or parent_id is null
+        </if>
+        <if test="parentId != null and parentId != '' and parentId != '0'">
             AND parent_id = #{parentId}
         </if>
         <if test="deptName != null and deptName != ''">