diff --git a/v2rayN/ServiceLib/Manager/AppManager.cs b/v2rayN/ServiceLib/Manager/AppManager.cs
index a0518d21..2f5ccb64 100644
--- a/v2rayN/ServiceLib/Manager/AppManager.cs
+++ b/v2rayN/ServiceLib/Manager/AppManager.cs
@@ -1,5 +1,3 @@
-using System.Reactive;
-
 namespace ServiceLib.Manager;
 
 public sealed class AppManager
diff --git a/v2rayN/ServiceLib/ViewModels/CheckUpdateViewModel.cs b/v2rayN/ServiceLib/ViewModels/CheckUpdateViewModel.cs
index ade01d3c..4c072712 100644
--- a/v2rayN/ServiceLib/ViewModels/CheckUpdateViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/CheckUpdateViewModel.cs
@@ -338,6 +338,6 @@ public class CheckUpdateViewModel : MyReactiveObject
         {
             return;
         }
-        found.Remarks = model.Remarks; 
+        found.Remarks = model.Remarks;
     }
 }
diff --git a/v2rayN/v2rayN.Desktop/App.axaml.cs b/v2rayN/v2rayN.Desktop/App.axaml.cs
index a3468a01..9f4d605f 100644
--- a/v2rayN/v2rayN.Desktop/App.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/App.axaml.cs
@@ -1,4 +1,3 @@
-using System.Reactive;
 using Avalonia;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
diff --git a/v2rayN/v2rayN.Desktop/Views/StatusBarView.axaml.cs b/v2rayN/v2rayN.Desktop/Views/StatusBarView.axaml.cs
index 976c156d..f59eccb1 100644
--- a/v2rayN/v2rayN.Desktop/Views/StatusBarView.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/StatusBarView.axaml.cs
@@ -19,7 +19,7 @@ public partial class StatusBarView : ReactiveUserControl<StatusBarViewModel>
         InitializeComponent();
 
         _config = AppManager.Instance.Config;
-        
+
         ViewModel = StatusBarViewModel.Instance;
         ViewModel?.InitUpdateView(UpdateViewHandler);