diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Dashboards/Volo/Abp/AspNetCore/Mvc/UI/Dashboards/DashboardRenderer.cs b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Dashboards/Volo/Abp/AspNetCore/Mvc/UI/Dashboards/DashboardRenderer.cs
index 8f479622db..d35c58f0e2 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Dashboards/Volo/Abp/AspNetCore/Mvc/UI/Dashboards/DashboardRenderer.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Dashboards/Volo/Abp/AspNetCore/Mvc/UI/Dashboards/DashboardRenderer.cs
@@ -1,12 +1,7 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using System.Threading.Tasks;
+using System.Threading.Tasks;
 using Microsoft.AspNetCore.Html;
 using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Options;
 using Volo.Abp.AspNetCore.Mvc.UI.Dashboards.Components.Dashboard;
-using Volo.Abp.AspNetCore.Mvc.UI.Widgets;
 
 namespace Volo.Abp.AspNetCore.Mvc.UI.Dashboards
 {