diff --git a/apps/api/src/modules/auth/entities/access-token.entity.ts b/apps/api/src/modules/auth/entities/access-token.entity.ts
index 53fb68a..aa1513a 100644
--- a/apps/api/src/modules/auth/entities/access-token.entity.ts
+++ b/apps/api/src/modules/auth/entities/access-token.entity.ts
@@ -6,6 +6,7 @@ import {
   ManyToOne,
   OneToOne,
   PrimaryGeneratedColumn,
+  Relation,
 } from 'typeorm'
 
 import { RefreshTokenEntity } from './refresh-token.entity'
@@ -47,7 +48,7 @@ export class AccessTokenEntity extends BaseEntity {
       cascade: true,
     },
   )
-  refreshToken!: RefreshTokenEntity
+  refreshToken!: Relation<RefreshTokenEntity>
 
   /**
    * @description 所属用户
@@ -56,5 +57,5 @@ export class AccessTokenEntity extends BaseEntity {
   @ManyToOne(() => UserEntity, user => user.accessTokens, {
     onDelete: 'CASCADE',
   })
-  user!: UserEntity
+  user!: Relation<UserEntity>
 }
diff --git a/apps/api/src/modules/auth/entities/refresh-token.entity.ts b/apps/api/src/modules/auth/entities/refresh-token.entity.ts
index 9794ca2..b88b756 100644
--- a/apps/api/src/modules/auth/entities/refresh-token.entity.ts
+++ b/apps/api/src/modules/auth/entities/refresh-token.entity.ts
@@ -6,6 +6,7 @@ import {
   JoinColumn,
   OneToOne,
   PrimaryGeneratedColumn,
+  Relation,
 } from 'typeorm'
 
 import { AccessTokenEntity } from './access-token.entity'
@@ -47,5 +48,5 @@ export class RefreshTokenEntity extends BaseEntity {
     },
   )
   @JoinColumn()
-  accessToken!: AccessTokenEntity
+  accessToken!: Relation<AccessTokenEntity>
 }
diff --git a/apps/api/src/modules/system/dept/dept.entity.ts b/apps/api/src/modules/system/dept/dept.entity.ts
index a21018c..098583f 100644
--- a/apps/api/src/modules/system/dept/dept.entity.ts
+++ b/apps/api/src/modules/system/dept/dept.entity.ts
@@ -3,6 +3,7 @@ import {
   Column,
   Entity,
   OneToMany,
+  Relation,
   Tree,
   TreeChildren,
   TreeParent,
@@ -26,8 +27,8 @@ export class DeptEntity extends AbstractEntity {
   children!: DeptEntity[]
 
   @TreeParent({ onDelete: 'SET NULL' })
-  parent?: DeptEntity | null
+  parent?: DeptEntity
 
   @OneToMany(() => UserEntity, user => user.dept)
-  users: UserEntity[]
+  users: Relation<UserEntity[]>
 }
diff --git a/apps/api/src/modules/system/log/entities/login-log.entity.ts b/apps/api/src/modules/system/log/entities/login-log.entity.ts
index 0b06631..971a23b 100644
--- a/apps/api/src/modules/system/log/entities/login-log.entity.ts
+++ b/apps/api/src/modules/system/log/entities/login-log.entity.ts
@@ -1,5 +1,5 @@
 import { ApiProperty } from '@nestjs/swagger'
-import { Column, Entity, JoinColumn, ManyToOne } from 'typeorm'
+import { Column, Entity, JoinColumn, ManyToOne, Relation } from 'typeorm'
 
 import { UserEntity } from '../../../user/entities/user.entity'
 import { AbstractEntity } from '@/common/entity/abstract.entity'
@@ -28,5 +28,5 @@ export class LoginLogEntity extends AbstractEntity {
 
   @ManyToOne(() => UserEntity)
   @JoinColumn()
-  user: UserEntity
+  user: Relation<UserEntity>
 }
diff --git a/apps/api/src/modules/system/log/entities/task-log.entity.ts b/apps/api/src/modules/system/log/entities/task-log.entity.ts
index a9c1c95..5e7b06b 100644
--- a/apps/api/src/modules/system/log/entities/task-log.entity.ts
+++ b/apps/api/src/modules/system/log/entities/task-log.entity.ts
@@ -1,5 +1,5 @@
 import { ApiProperty } from '@nestjs/swagger'
-import { Column, Entity, JoinColumn, ManyToOne } from 'typeorm'
+import { Column, Entity, JoinColumn, ManyToOne, Relation } from 'typeorm'
 
 import { TaskEntity } from '../../task/task.entity'
 import { AbstractEntity } from '@/common/entity/abstract.entity'
@@ -20,5 +20,5 @@ export class TaskLogEntity extends AbstractEntity {
 
   @ManyToOne(() => TaskEntity)
   @JoinColumn()
-  task: TaskEntity
+  task: Relation<TaskEntity>
 }
diff --git a/apps/api/src/modules/system/menu/menu.entity.ts b/apps/api/src/modules/system/menu/menu.entity.ts
index ec307f7..18d6e7d 100644
--- a/apps/api/src/modules/system/menu/menu.entity.ts
+++ b/apps/api/src/modules/system/menu/menu.entity.ts
@@ -1,4 +1,4 @@
-import { Column, Entity, ManyToMany } from 'typeorm'
+import { Column, Entity, ManyToMany, Relation } from 'typeorm'
 
 import { RoleEntity } from '../role/role.entity'
 import { AbstractEntity } from '@/common/entity/abstract.entity'
@@ -42,5 +42,5 @@ export class MenuEntity extends AbstractEntity {
   status: number
 
   @ManyToMany(() => RoleEntity, role => role.menus)
-  roles: RoleEntity[]
+  roles: Relation<RoleEntity[]>
 }
diff --git a/apps/api/src/modules/system/role/role.entity.ts b/apps/api/src/modules/system/role/role.entity.ts
index 86a6ea0..9ec2b35 100644
--- a/apps/api/src/modules/system/role/role.entity.ts
+++ b/apps/api/src/modules/system/role/role.entity.ts
@@ -1,5 +1,5 @@
 import { ApiProperty } from '@nestjs/swagger'
-import { Column, Entity, JoinTable, ManyToMany } from 'typeorm'
+import { Column, Entity, JoinTable, ManyToMany, Relation } from 'typeorm'
 
 import { UserEntity } from '../../user/entities/user.entity'
 import { MenuEntity } from '../menu/menu.entity'
@@ -24,9 +24,9 @@ export class RoleEntity extends AbstractEntity {
   status: number
 
   @ManyToMany(() => UserEntity, user => user.roles)
-  users: UserEntity[]
+  users: Relation<UserEntity[]>
 
   @ManyToMany(() => MenuEntity, menu => menu.roles, {})
   @JoinTable()
-  menus: MenuEntity[]
+  menus: Relation<MenuEntity[]>
 }
diff --git a/apps/api/src/modules/todo/todo.entity.ts b/apps/api/src/modules/todo/todo.entity.ts
index 37e6287..1598b6a 100644
--- a/apps/api/src/modules/todo/todo.entity.ts
+++ b/apps/api/src/modules/todo/todo.entity.ts
@@ -1,5 +1,5 @@
 import { ApiProperty } from '@nestjs/swagger'
-import { Column, Entity, JoinColumn, ManyToOne } from 'typeorm'
+import { Column, Entity, JoinColumn, ManyToOne, Relation } from 'typeorm'
 
 import { AbstractEntity } from '@/common/entity/abstract.entity'
 import { UserEntity } from '@/modules/user/entities/user.entity'
@@ -16,5 +16,5 @@ export class TodoEntity extends AbstractEntity {
 
   @ManyToOne(() => UserEntity)
   @JoinColumn()
-  user: UserEntity
+  user: Relation<UserEntity>
 }
diff --git a/apps/api/src/modules/user/entities/user.entity.ts b/apps/api/src/modules/user/entities/user.entity.ts
index 3947265..ff46612 100644
--- a/apps/api/src/modules/user/entities/user.entity.ts
+++ b/apps/api/src/modules/user/entities/user.entity.ts
@@ -7,6 +7,7 @@ import {
   ManyToMany,
   ManyToOne,
   OneToMany,
+  Relation,
 } from 'typeorm'
 
 import { AbstractEntity } from '@/common/entity/abstract.entity'
@@ -51,14 +52,14 @@ export class UserEntity extends AbstractEntity {
 
   @ManyToMany(() => RoleEntity, role => role.users)
   @JoinTable()
-  roles: RoleEntity[]
+  roles: Relation<RoleEntity[]>
 
   @ManyToOne(() => DeptEntity, dept => dept.users)
   @JoinColumn()
-  dept: DeptEntity
+  dept: Relation<DeptEntity>
 
   @OneToMany(() => AccessTokenEntity, accessToken => accessToken.user, {
     cascade: true,
   })
-  accessTokens: AccessTokenEntity[]
+  accessTokens: Relation<AccessTokenEntity[]>
 }