diff --git a/app/mix/service/apiservice.go b/app/mix/service/apiservice.go
index dcc7c563..eb223878 100644
--- a/app/mix/service/apiservice.go
+++ b/app/mix/service/apiservice.go
@@ -364,7 +364,7 @@ func (s *Service) ApiUpdateAccount(ctx *gin.Context, req *accountproto.ApiUpdate
 		return
 	}
 
-	if oldAccount.GetRole() == consts.Streamer {
+	if oldAccount.GetRole() == consts.Streamer && req.Account.Name != nil {
 		if err := _DefaultAccount.OpUpdateStreamerAcctName(ctx, util.DerefInt64(req.Account.Mid), util.DerefString(req.Account.Name)); err != nil {
 			logger.Error("OpUpdateStreamerAcctName fail, req: %v, err: %v", util.ToJson(req), err)
 			ec = errcode.ErrCodeAccountSrvFail
diff --git a/app/mix/service/service.go b/app/mix/service/service.go
index 17eca4c5..a2131b30 100644
--- a/app/mix/service/service.go
+++ b/app/mix/service/service.go
@@ -810,7 +810,7 @@ func (s *Service) OpUpdateAccount(ctx *gin.Context, req *accountproto.OpUpdateRe
 		return
 	}
 
-	if oldAccount.GetRole() == consts.Streamer {
+	if oldAccount.GetRole() == consts.Streamer && req.Account.Name != nil {
 		if err := _DefaultAccount.OpUpdateStreamerAcctName(ctx, util.DerefInt64(req.Account.Mid), util.DerefString(req.Account.Name)); err != nil {
 			logger.Error("OpUpdateStreamerAcctName fail, req: %v, err: %v", util.ToJson(req), err)
 			ec = errcode.ErrCodeAccountSrvFail