diff --git a/backend/src/TeleWave.Api/Endpoints/TelegramEndpoints.cs b/backend/src/TeleWave.Api/Endpoints/TelegramEndpoints.cs
index 48fb9de..446545f 100644
--- a/backend/src/TeleWave.Api/Endpoints/TelegramEndpoints.cs
+++ b/backend/src/TeleWave.Api/Endpoints/TelegramEndpoints.cs
@@ -7,6 +7,7 @@ using TeleWave.Application.Notifications.Link;
 using TeleWave.Application.Notifications.Settings;
 using TeleWave.Application.Notifications.Subscribers;
 using TeleWave.Domain.Notifications;
+using TeleWave.Infrastructure.Identity;
 
 namespace TeleWave.Api.Endpoints;
 
@@ -20,7 +21,8 @@ public static class TelegramEndpoints
 
     public static IEndpointRouteBuilder MapTelegramEndpoints(this IEndpointRouteBuilder app)
     {
-        var admin = app.MapGroup("/api/admin/telegram").RequireAuthorization("admin");
+        var admin = app.MapGroup("/api/admin/telegram")
+            .RequireAuthorization(policy => policy.RequireRole(RoleNames.Admin));
 
         admin.MapGet("/settings", GetSettings).Produces<TelegramSettingsDto>();
         admin.MapPut("/settings", UpdateSettings).Produces<TelegramSettingsDto>();