diff --git a/design/backend/api/user-service-api.yaml b/design/backend/api/user-service-api.yaml
index 4bf6415..e1c486f 100644
--- a/design/backend/api/user-service-api.yaml
+++ b/design/backend/api/user-service-api.yaml
@@ -521,7 +521,6 @@ paths:
                     industry: 음식점
                     address: 서울시 강남구 테헤란로 123
                     businessHours: "월-금 11:00-22:00, 토-일 12:00-21:00"
-                    businessNumber: "1234567890"
         '401':
           description: 인증 실패
           content:
@@ -954,10 +953,6 @@ components:
           type: string
           description: 영업시간
           example: "월-금 11:00-22:00, 토-일 12:00-21:00"
-        businessNumber:
-          type: string
-          description: 사업자번호 (10자리)
-          example: "1234567890"
 
     ErrorResponse:
       type: object