diff --git a/api/service/User.go b/api/service/User.go
index b170401..9d5016d 100644
--- a/api/service/User.go
+++ b/api/service/User.go
@@ -113,7 +113,7 @@ func (r *UserService) AddUserMemberValidDate(tx *gorm.DB, user *model.User, d in
 	} else {
 		t = time.Time(*user.MemberExpireDate)
 	}
-	userData["is_member"] = t.Add(time.Duration(d) * 24 * time.Hour)
+	userData["member_expire_date"] = t.Add(time.Duration(d) * 24 * time.Hour)
 
 	userDao := dao.UserDao{}
 	err := userDao.EditUserById(tx, user.UserId, userData)