diff --git a/package/gacm.ts b/package/gacm.ts
index 31a1636..f0d9774 100644
--- a/package/gacm.ts
+++ b/package/gacm.ts
@@ -26,4 +26,6 @@ program.command('alias <origin> <target>', '添加别名').action(useAlias);
 
 program.command('delete <name>', '删除用户').action(useDelete);
 
+program.help();
+
 program.parse(process.argv);
diff --git a/package/gnrm.ts b/package/gnrm.ts
index 18368e5..9b21ad2 100644
--- a/package/gnrm.ts
+++ b/package/gnrm.ts
@@ -26,4 +26,6 @@ program.command('alias <origin> <target>', '镜像添加别名').action(useAlias
 
 program.command('delete <name>', '删除镜像').action(useDelete);
 
+program.help();
+
 program.parse(process.argv);