diff --git a/v2rayN/ServiceLib/Handler/PacHandler.cs b/v2rayN/ServiceLib/Handler/PacHandler.cs
index b6f81ca6..f70173c5 100644
--- a/v2rayN/ServiceLib/Handler/PacHandler.cs
+++ b/v2rayN/ServiceLib/Handler/PacHandler.cs
@@ -15,7 +15,7 @@ namespace ServiceLib.Handler
 
         public static async Task Start(string configPath, int httpPort, int pacPort)
         {
-            _needRestart = (configPath != _configPath || httpPort != _httpPort || pacPort != _pacPort || !_isRunning);
+            _needRestart = configPath != _configPath || httpPort != _httpPort || pacPort != _pacPort || !_isRunning;
 
             _configPath = configPath;
             _httpPort = httpPort;
@@ -70,7 +70,7 @@ namespace ServiceLib.Handler
                         }
 
                         var client = await _tcpListener.AcceptTcpClientAsync();
-                        await Task.Run(() => { WriteContent(client); });
+                        await Task.Run(() => WriteContent(client));
                     }
                     catch
                     {
@@ -90,7 +90,9 @@ namespace ServiceLib.Handler
         public static void Stop()
         {
             if (_tcpListener == null)
+            {
                 return;
+            }
             try
             {
                 _isRunning = false;
diff --git a/v2rayN/ServiceLib/Handler/WebDavHandler.cs b/v2rayN/ServiceLib/Handler/WebDavHandler.cs
index 8e37fc43..ac9a626f 100644
--- a/v2rayN/ServiceLib/Handler/WebDavHandler.cs
+++ b/v2rayN/ServiceLib/Handler/WebDavHandler.cs
@@ -8,7 +8,7 @@ namespace ServiceLib.Handler
         private static readonly Lazy<WebDavHandler> _instance = new(() => new());
         public static WebDavHandler Instance => _instance.Value;
 
-        private Config? _config;
+        private readonly Config? _config;
         private WebDavClient? _client;
         private string? _lastDescription;
         private string _webDir = Global.AppName + "_backup";
@@ -62,7 +62,9 @@ namespace ServiceLib.Handler
         private async Task<bool> TryCreateDir()
         {
             if (_client is null)
+            {
                 return false;
+            }
             try
             {
                 var result2 = await _client.Mkcol(_webDir);