diff --git a/furniture-3d-system/src/server/services/__tests__/user.service.test.ts b/furniture-3d-system/src/server/services/__tests__/user.service.test.ts
index bf7ffbe2..5906ecff 100644
--- a/furniture-3d-system/src/server/services/__tests__/user.service.test.ts
+++ b/furniture-3d-system/src/server/services/__tests__/user.service.test.ts
@@ -122,6 +122,16 @@ describe('userService master-data normalization', () => {
     }))
   })
 
+  it('update 允许保存外部录入员业务类型', async () => {
+    await userService.update('user-1', {
+      businessRoles: ['EXTERNAL_INTAKE'],
+    })
+
+    expect(mockUpdateWithScalars).toHaveBeenCalledWith('user-1', expect.objectContaining({
+      businessRoles: ['EXTERNAL_INTAKE'],
+    }))
+  })
+
   it('业务类型出现游离值时拒绝写入', async () => {
     await expect(
       userService.create({
diff --git a/furniture-3d-system/src/server/services/user.service.ts b/furniture-3d-system/src/server/services/user.service.ts
index b0e839d9..fdcbd884 100644
--- a/furniture-3d-system/src/server/services/user.service.ts
+++ b/furniture-3d-system/src/server/services/user.service.ts
@@ -1,4 +1,5 @@
 import { hashPassword, validatePasswordStrength, verifyPassword } from '@/lib/password'
+import { BUSINESS_ACCOUNT_TYPE_OPTIONS } from '@/lib/business-account-types'
 import { AppError, ErrorCode } from '@/server/core/errors'
 import type { BusinessAccountType, EmployeeSourceStatus, Role, UserStatus } from '@prisma/client'
 import { departmentRepository } from '../repositories/department.repository'
@@ -89,13 +90,9 @@ export interface UserDTO {
 const EMAIL_REGEX = /^[^\s@]+@[^\s@]+\.[^\s@]+$/
 const NAME_REGEX = /^[\u4e00-\u9fa5a-zA-Z0-9_]{2,20}$/
 const GENERIC_LOGIN_ERROR_MESSAGE = '账号或密码错误'
-const BUSINESS_ROLE_SET = new Set<BusinessAccountType>([
-  'DESIGN',
-  'PLANNING',
-  'PURCHASING',
-  'WAREHOUSE',
-  'SUPPLIER',
-])
+const BUSINESS_ROLE_SET = new Set<string>(
+  BUSINESS_ACCOUNT_TYPE_OPTIONS.map((option) => option.value),
+)
 
 function normalizeEmail(email: string): string {
   return email.trim().toLowerCase()