diff --git a/CORP-MAUI/Services/ApiService.cs b/CORP-MAUI/Services/ApiService.cs
index 93e5ccb..1d1dcf9 100644
--- a/CORP-MAUI/Services/ApiService.cs
+++ b/CORP-MAUI/Services/ApiService.cs
@@ -2,6 +2,7 @@ using System.Diagnostics;
 using System.Net.Http.Headers;
 using System.Net.Http.Json;
 using System.Text.Json;
+using System.Text.Json.Serialization;
 using CORP_MAUI.Models;
 
 namespace CORP_MAUI.Services;
@@ -410,7 +411,7 @@ public class ApiService : IDisposable
             
             // Используем относительный путь, так как BaseAddress уже установлен
             string path = _config.TokenRefreshPath.TrimStart('/');
-            var refreshData = new { refresh = _refreshToken };
+            RefreshRequest refreshData = new RefreshRequest { Refresh = _refreshToken };
             
             Trace.WriteLine($"║ Request Path: {path}");
             Trace.WriteLine($"║ Full URL: {_httpClient.BaseAddress}{path}");