diff --git a/.vscode/launch.json b/.vscode/launch.json
index 0fb46880..eb43980f 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -11,7 +11,7 @@
             "preLaunchTask": "build",
             // If you have changed target frameworks, make sure to update the program path.
             "program": "${workspaceFolder}/src/ImeWlConverterCmd/bin/Debug/netcoreapp3.0/ImeWlConverterCmd.dll",
-            "args": ["-?"],
+            "args": ["-h"],
             "cwd": "${workspaceFolder}/src/ImeWlConverterCmd",
             // For more information about the 'console' field, see https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md#console-terminal-window
             "console": "internalConsole",
diff --git a/Dockerfile b/Dockerfile
index 46afc97d..c3d048d0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -34,4 +34,4 @@ RUN set -ex \
 
 ENTRYPOINT ["ImeWlConverterCmd"]
 
-CMD ["-?"]
+CMD ["-h"]
diff --git a/README.md b/README.md
index dab204f3..be0e2db6 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@
 
 </div>
 
-本程序支持批量转换（一次拖拽多个词库文件，或者按住 Ctrl 选择多个文件），支持命令行模式（在命令行下使用-?命令查看帮助），支持 Windows、Linux、MacOS。
+本程序支持批量转换（一次拖拽多个词库文件，或者按住 Ctrl 选择多个文件），支持命令行模式（在命令行下使用-h命令查看帮助），支持 Windows、Linux、MacOS。
 
 ### 支持列表
 
diff --git a/src/ImeWlConverterCore/ConsoleRun.cs b/src/ImeWlConverterCore/ConsoleRun.cs
index a716544d..5cd866ba 100644
--- a/src/ImeWlConverterCore/ConsoleRun.cs
+++ b/src/ImeWlConverterCore/ConsoleRun.cs
@@ -70,7 +70,7 @@ public void Run()
         {
             if (Args.Length == 0)
             {
-                Console.WriteLine("输入 -? 可获取帮助");
+                Console.WriteLine("输入 -h 可获取帮助");
                 return;
             }
             for (int i = 0; i < Args.Length; i++)
@@ -143,7 +143,7 @@ public void Run()
                 }
                 Console.WriteLine("转换完成,共转换" + mainBody.Count + "个");
             }
-            Console.WriteLine("输入 -? 可获取帮助");
+            Console.WriteLine("输入 -h 可获取帮助");
         }
 
         private void MainBody_ProcessNotice(string message)
@@ -153,7 +153,7 @@ private void MainBody_ProcessNotice(string message)
 
         private CommandType RunCommand(string command)
         {
-            if (command == "--help" || command == "-?")
+            if (command == "--help" || command == "-h")
             {
                 showHelp(this.cbxImportItems);
                 return CommandType.Help;