diff --git a/src/Luban.ClientServer/Program.cs b/src/Luban.ClientServer/Program.cs
index 699a4bb..ef24075 100644
--- a/src/Luban.ClientServer/Program.cs
+++ b/src/Luban.ClientServer/Program.cs
@@ -7,6 +7,7 @@ using Luban.Common.Utils;
 using Luban.Server;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
@@ -33,7 +34,7 @@ namespace Luban.ClientServer
 
             public string[] WatchDir { get; set; }
 
-            public string StringTemplateDir { get; set; } = "Templates";
+            public string StringTemplateDir { get; set; }
         }
 
         private static void PrintUsage(string err)
@@ -205,6 +206,10 @@ Options:
             ThreadPool.SetMinThreads(Math.Max(4, processorCount), 5);
             ThreadPool.SetMaxThreads(Math.Max(16, processorCount * 4), 10);
 
+            if (string.IsNullOrEmpty(options.StringTemplateDir))
+            {
+                options.StringTemplateDir = FileUtil.GetPathRelateApplicationDirectory("Templates");
+            }
             if (string.IsNullOrWhiteSpace(options.Host))
             {
                 options.Host = "127.0.0.1";
diff --git a/src/Luban.Common/Source/Utils/FileUtil.cs b/src/Luban.Common/Source/Utils/FileUtil.cs
index 7ab3c6c..e9cc611 100644
--- a/src/Luban.Common/Source/Utils/FileUtil.cs
+++ b/src/Luban.Common/Source/Utils/FileUtil.cs
@@ -10,6 +10,16 @@ namespace Luban.Common.Utils
     {
         private static readonly NLog.Logger s_logger = NLog.LogManager.GetCurrentClassLogger();
 
+        public static string GetApplicationDirectory()
+        {
+            return Path.GetDirectoryName(System.Reflection.Assembly.GetCallingAssembly().Location);
+        }
+
+        public static string GetPathRelateApplicationDirectory(string relatePath)
+        {
+            return Path.Combine(GetApplicationDirectory(), relatePath);
+        }
+
         public static string GetFileName(string path)
         {
             int index = path.Replace('\\', '/').LastIndexOf('/');
diff --git a/src/Luban.Server/Properties/launchSettings.json b/src/Luban.Server/Properties/launchSettings.json
index e56f6da..13d062e 100644
--- a/src/Luban.Server/Properties/launchSettings.json
+++ b/src/Luban.Server/Properties/launchSettings.json
@@ -1,8 +1,7 @@
 {
   "profiles": {
     "Luban.Server": {
-      "commandName": "Project",
-      "commandLineArgs": "-p 8899 -t ../../../Templates"
+      "commandName": "Project"
     }
   }
 }
\ No newline at end of file
diff --git a/src/Luban.Server/Source/Program.cs b/src/Luban.Server/Source/Program.cs
index 7f91c49..94187e5 100644
--- a/src/Luban.Server/Source/Program.cs
+++ b/src/Luban.Server/Source/Program.cs
@@ -21,7 +21,7 @@ namespace Luban.Server
             public string LogLevel { get; set; } = "INFO";
 
             [Option('t', "string template directory", Required = false, HelpText = "string template directory.")]
-            public string StringTemplateDir { get; set; } = "Templates";
+            public string StringTemplateDir { get; set; }
         }
 
         private static CommandLineOptions ParseOptions(String[] args)
@@ -48,6 +48,10 @@ namespace Luban.Server
 
             var options = ParseOptions(args);
 
+            if (string.IsNullOrEmpty(options.StringTemplateDir))
+            {
+                options.StringTemplateDir = FileUtil.GetPathRelateApplicationDirectory("Templates");
+            }
             Job.Common.Utils.StringTemplateUtil.TemplateDir = options.StringTemplateDir;
 
             Luban.Common.Utils.LogUtil.InitSimpleNLogConfigure(NLog.LogLevel.FromString(options.LogLevel));