diff --git a/Wox.Core/Plugin/PluginConfig.cs b/Wox.Core/Plugin/PluginConfig.cs
index 6824495844..2b89a9653e 100644
--- a/Wox.Core/Plugin/PluginConfig.cs
+++ b/Wox.Core/Plugin/PluginConfig.cs
@@ -28,11 +28,6 @@ namespace Wox.Core.Plugin
                 ParsePluginConfigs(pluginDirectory);
             }
 
-            if (PluginManager.DebuggerMode != null)
-            {
-                PluginMetadata metadata = GetPluginMetadata(PluginManager.DebuggerMode);
-                if (metadata != null) pluginMetadatas.Add(metadata);
-            }
             return pluginMetadatas;
         }
 
diff --git a/Wox.Core/Plugin/PluginManager.cs b/Wox.Core/Plugin/PluginManager.cs
index cd5a0ca20f..9fcd7a36b1 100644
--- a/Wox.Core/Plugin/PluginManager.cs
+++ b/Wox.Core/Plugin/PluginManager.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
@@ -28,7 +27,6 @@ namespace Wox.Core.Plugin
         private static List<KeyValuePair<PluginPair, IExclusiveQuery>> exclusiveSearchPlugins;
         private static List<KeyValuePair<PluginPair, IContextMenu>> contextMenuPlugins;
 
-        public static String DebuggerMode { get; private set; }
         public static IPublicAPI API { get; private set; }
 
         private static List<PluginPair> plugins = new List<PluginPair>();
@@ -167,11 +165,6 @@ namespace Wox.Core.Plugin
             return metadata.ActionKeyword == ActionKeywordWildcardSign;
         }
 
-        public static void ActivatePluginDebugger(string path)
-        {
-            DebuggerMode = path;
-        }
-
         public static bool IsInstantQuery(string query)
         {
             return LoadInstantSearches().Any(o => o.Value.IsInstantQuery(query));
diff --git a/Wox/CommandArgs/PluginDebuggerCommandArg.cs b/Wox/CommandArgs/PluginDebuggerCommandArg.cs
deleted file mode 100644
index 0338840788..0000000000
--- a/Wox/CommandArgs/PluginDebuggerCommandArg.cs
+++ /dev/null
@@ -1,22 +0,0 @@
-using System.Collections.Generic;
-using Wox.Core.Plugin;
-
-namespace Wox.CommandArgs
-{
-    public class PluginDebuggerCommandArg : ICommandArg
-    {
-        public string Command
-        {
-            get { return "plugindebugger"; }
-        }
-
-        public void Execute(IList<string> args)
-        {
-            if (args.Count > 0)
-            {
-                var pluginFolderPath = args[0];
-                PluginManager.ActivatePluginDebugger(pluginFolderPath);
-            }
-        }
-    }
-}
diff --git a/Wox/Wox.csproj b/Wox/Wox.csproj
index 5221f7090b..9e31d96248 100644
--- a/Wox/Wox.csproj
+++ b/Wox/Wox.csproj
@@ -134,7 +134,6 @@
     <Compile Include="CommandArgs\HideStartCommandArg.cs" />
     <Compile Include="CommandArgs\ICommandArg.cs" />
     <Compile Include="CommandArgs\InstallPluginCommandArg.cs" />
-    <Compile Include="CommandArgs\PluginDebuggerCommandArg.cs" />
     <Compile Include="CommandArgs\QueryCommandArg.cs" />
     <Compile Include="CommandArgs\ReloadPluginCommandArg.cs" />
     <Compile Include="Helper\DataWebRequestFactory.cs" />