diff --git a/app/md/md_login.go b/app/md/md_login.go
index 4530bbe..7294c59 100644
--- a/app/md/md_login.go
+++ b/app/md/md_login.go
@@ -19,5 +19,4 @@ type RegisterReq struct {
 	AgentId  string `json:"agent_id" example:"代理id"`
 	Captcha  string `json:"captcha" binding:"required" example:"验证码"`
 	PassWord string `json:"password" binding:"required" example:"登录密码"`
-	AgentId  string `json:"agent_id"  example:"代理id"`
 }