diff --git a/modules/user/model_expand.go b/modules/user/model_expand.go
index a4ee54f1e..f2a74014c 100644
--- a/modules/user/model_expand.go
+++ b/modules/user/model_expand.go
@@ -27,11 +27,11 @@ func (this *ModelExpand) Init(service core.IService, module core.IModule, comp c
 //获取用户通过扩展表
 func (this *ModelExpand) GetUserExpand(uid string) (result *pb.DBUserExpand, err error) {
 	result = &pb.DBUserExpand{}
-	if this.module.IsCross() {
+	if db.IsCross() {
 		if model, err := this.module.GetDBNoduleByUid(uid, this.TableName, this.Expired); err != nil {
 			this.module.Errorln(err)
 		} else {
-			if err = model.Get(uid, &result); err != nil && mongo.ErrNoDocuments != err {
+			if err = model.Get(uid, result); err != nil && mongo.ErrNoDocuments != err {
 				this.module.Errorf("err:%v", err)
 			}
 		}
@@ -52,7 +52,7 @@ func (this *ModelExpand) ChangeUserExpand(uid string, value map[string]interface
 	var (
 		model *db.DBModel
 	)
-	if this.module.IsCross() {
+	if db.IsCross() {
 		if model, err = this.module.GetDBNoduleByUid(uid, this.TableName, this.Expired); err == nil {
 			return model.Change(uid, value)
 		} else {