diff --git a/cmd/robot/login.go b/cmd/robot/login.go
index 9d6a98ea5..99f167605 100644
--- a/cmd/robot/login.go
+++ b/cmd/robot/login.go
@@ -49,13 +49,13 @@ func (r *Robot) AccountLogin() {
 			enabled: true,
 			next: func(rsp proto.Message, handle func(nextCase *TestCase)) {
 				if _, ok := rsp.(*pb.UserLoginResp); ok {
-					nick := randomdata.RandStringRunes(5)
+					nick := randomdata.SillyName()
 					handle(&TestCase{
 						desc:     "创角",
 						mainType: string(comm.ModuleUser),
 						subType:  user.UserSubTypeCreate,
 						req: &pb.UserCreateReq{ //设置请求参数
-							NickName: "乐谷" + nick,
+							NickName: nick,
 						},
 						rsp:     &pb.UserCreateResp{},
 						enabled: true,