diff --git a/application/api/lang/zh-cn/user.php b/application/api/lang/zh-cn/user.php
index eb40897fd690de4e212c091fad3546ae49b5f716..e98e4cd050ecd766c783a4b3d96b8a06d7b25b53 100644
--- a/application/api/lang/zh-cn/user.php
+++ b/application/api/lang/zh-cn/user.php
@@ -7,7 +7,7 @@ return [
     'Sign up successful'                    => '注册成功',
     'Username can not be empty'             => '用户名不能为空',
     'Username must be 3 to 30 characters'   => '用户名必须3-30个字符',
-    'Username must be 6 to 30 characters'   => '用户名必须3-30个字符',
+    'Username must be 6 to 30 characters'   => '用户名必须6-30个字符',
     'Password can not be empty'             => '密码不能为空',
     'Password must be 6 to 30 characters'   => '密码必须6-30个字符',
     'Mobile is incorrect'                   => '手机格式不正确',