diff --git a/frontend/src/service/validate.js b/frontend/src/service/validate.js
index cb3ed18d..5479deed 100644
--- a/frontend/src/service/validate.js
+++ b/frontend/src/service/validate.js
@@ -115,10 +115,10 @@ export function isPsw(value) {
 }
 
 /**
- * [isUserName 用户名合法性判断-以字母开头，长度在4-32之间，只能包含字母、数字和下划线]
+ * [isUserName 用户名合法性判断-以字母开头，长度在2-12之间，只能包含字母、数字和下划线]
  * @param  {[type]}  value [description]
  * @return {Boolean}       [description]
  */
 export function isUserName(value) {
-  return /^[a-zA-Z][a-zA-Z0-9]{3,31}$/.test(value);
+  return /^[a-zA-Z][a-zA-Z0-9]{1,11}$/.test(value);
 }