diff --git a/kicc-platform/kicc-platform-api/kicc-system-api/src/main/java/com/cloud/kicc/system/api/entity/Dept.java b/kicc-platform/kicc-platform-api/kicc-system-api/src/main/java/com/cloud/kicc/system/api/entity/Dept.java
index 8eba5903..98efcb93 100644
--- a/kicc-platform/kicc-platform-api/kicc-system-api/src/main/java/com/cloud/kicc/system/api/entity/Dept.java
+++ b/kicc-platform/kicc-platform-api/kicc-system-api/src/main/java/com/cloud/kicc/system/api/entity/Dept.java
@@ -4,6 +4,7 @@ import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import com.cloud.kicc.common.data.entity.CommonEntity;
+import com.fasterxml.jackson.annotation.JsonInclude;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.experimental.Accessors;
@@ -82,5 +83,6 @@ public class Dept extends CommonEntity {
      * 子菜单
      */
     @TableField(exist = false)
-    private List<Dept> children = new ArrayList<Dept>();
+    @JsonInclude(JsonInclude.Include.NON_EMPTY)
+    private List<Dept> children = new ArrayList();
 }
diff --git a/kicc-platform/kicc-platform-biz/kicc-system-biz/src/main/java/com/cloud/kicc/system/mapper/RoleDeptMapper.java b/kicc-platform/kicc-platform-biz/kicc-system-biz/src/main/java/com/cloud/kicc/system/mapper/RoleDeptMapper.java
deleted file mode 100644
index a808a0c5..00000000
--- a/kicc-platform/kicc-platform-biz/kicc-system-biz/src/main/java/com/cloud/kicc/system/mapper/RoleDeptMapper.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.cloud.kicc.system.mapper;
-
-import com.baomidou.mybatisplus.core.mapper.BaseMapper;
-import com.cloud.kicc.system.api.entity.RoleDept;
-
-/**
- *<p>
- * 角色和部门关联表 Mapper 接口
- *</p>
- *
- * @Author: entfrm开发团队-王翔
- * @Date: 2022/2/24
- */
-public interface RoleDeptMapper extends BaseMapper<RoleDept> {
-
-}