diff --git a/backend/common/service/tenants/tenants.go b/backend/common/service/tenants/tenants.go
index b3d88c6..3a7668a 100644
--- a/backend/common/service/tenants/tenants.go
+++ b/backend/common/service/tenants/tenants.go
@@ -27,7 +27,7 @@ func defaultProviders(providers ...container.ProviderContainer) container.Provid
 func Command() atom.Option {
 	return atom.Command(
 		atom.Name("tenants"),
-		atom.Short("run tenants"),
+		atom.Short("租户相关操作"),
 		atom.Command(
 			atom.Name("create"),
 			atom.Providers(defaultProviders().With(
@@ -47,7 +47,8 @@ func Command() atom.Option {
 		),
 		atom.Command(
 			atom.Name("expire"),
-			atom.Long("expire [slug] [2024-01-01]"),
+			atom.Short("设置用户的过期时间"),
+			atom.Example("expire [slug] [2024-01-01]"),
 			atom.Providers(defaultProviders().With(
 				medias.Provide,
 				users.Provide,