diff --git a/frontend/mobile-app/lib/core/services/authorization_service.dart b/frontend/mobile-app/lib/core/services/authorization_service.dart
index f8d89699..b40f77ac 100644
--- a/frontend/mobile-app/lib/core/services/authorization_service.dart
+++ b/frontend/mobile-app/lib/core/services/authorization_service.dart
@@ -227,9 +227,18 @@ class AuthorizationService {
       final response = await _apiClient.get(ApiEndpoints.myAuthorizations);
 
       if (response.statusCode == 200) {
-        final data = response.data;
-        if (data is List) {
-          final authorizations = data
+        final responseData = response.data;
+        // API 返回格式: {"success": true, "data": [...]}
+        // 需要先提取 data 字段
+        List<dynamic>? dataList;
+        if (responseData is Map<String, dynamic>) {
+          dataList = responseData['data'] as List<dynamic>?;
+        } else if (responseData is List) {
+          dataList = responseData;
+        }
+
+        if (dataList != null) {
+          final authorizations = dataList
               .map((e) => AuthorizationResponse.fromJson(e as Map<String, dynamic>))
               .toList();
           debugPrint('授权列表获取成功: ${authorizations.length} 个授权');