diff --git a/frontend/mobile-app/lib/core/services/account_service.dart b/frontend/mobile-app/lib/core/services/account_service.dart
index 32cd91bc..5768734c 100644
--- a/frontend/mobile-app/lib/core/services/account_service.dart
+++ b/frontend/mobile-app/lib/core/services/account_service.dart
@@ -1420,7 +1420,8 @@ class AccountService {
 
     try {
       final response = await _apiClient.get(
-        '/user/by-referral-code/$referralCode',
+        '/referrals/validate',
+        queryParameters: {'code': referralCode},
       );
 
       debugPrint('$_tag verifyReferralCode() - API 响应: ${response.data}');