diff --git a/frontend/mobile-app/lib/core/services/account_service.dart b/frontend/mobile-app/lib/core/services/account_service.dart
index 5768734c..189cdac8 100644
--- a/frontend/mobile-app/lib/core/services/account_service.dart
+++ b/frontend/mobile-app/lib/core/services/account_service.dart
@@ -1420,8 +1420,7 @@ class AccountService {
 
     try {
       final response = await _apiClient.get(
-        '/referrals/validate',
-        queryParameters: {'code': referralCode},
+        '/referral/validate/$referralCode',
       );
 
       debugPrint('$_tag verifyReferralCode() - API 响应: ${response.data}');