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Date: Wed, 6 May 2026 16:19:28 +0800
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---
 .../src/main/java/org/dromara/system/domain/bo/SysUserBo.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/domain/bo/SysUserBo.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/domain/bo/SysUserBo.java
index d93493aa9..4dd279a8e 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/domain/bo/SysUserBo.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/domain/bo/SysUserBo.java
@@ -44,7 +44,7 @@ public class SysUserBo implements Serializable {
      */
     @Xss(message = "用户账号不能包含脚本字符")
     @NotBlank(message = "用户账号不能为空")
-    @Size(min = 0, max = 30, message = "用户账号长度不能超过{max}个字符")
+    @Size(min = 2, max = 30, message = "用户账号长度必须在{min}到{max}个字符之间")
     private String userName;
 
     /**