diff --git a/webapi/Controllers/MaintenanceController.cs b/webapi/Controllers/MaintenanceController.cs
index c71067190..8f2ce3bb7 100644
--- a/webapi/Controllers/MaintenanceController.cs
+++ b/webapi/Controllers/MaintenanceController.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft. All rights reserved.
 
 using System.Threading;
-using System.Threading.Tasks;
 using CopilotChat.WebApi.Auth;
 using CopilotChat.WebApi.Hubs;
 using CopilotChat.WebApi.Models.Response;