diff --git a/library/think/Controller.php b/library/think/Controller.php
index 5e34f699..468414db 100644
--- a/library/think/Controller.php
+++ b/library/think/Controller.php
@@ -11,7 +11,7 @@
 
 namespace think;
 
-T('controller/Jump');
+\think\Loader::import('controller/Jump', TRAIT_PATH, EXT);
 
 class Controller
 {
diff --git a/library/think/model/Adv.php b/library/think/model/Adv.php
index da02eb2f..dcf6a70a 100644
--- a/library/think/model/Adv.php
+++ b/library/think/model/Adv.php
@@ -11,8 +11,8 @@
 
 namespace think\model;
 
-T('model/Adv');
-T('model/Transaction');
+\think\Loader::import('model/Adv', TRAIT_PATH, EXT);
+\think\Loader::import('model/Transaction', TRAIT_PATH, EXT);
 
 class Adv extends \think\Model
 {
diff --git a/library/think/model/Mongo.php b/library/think/model/Mongo.php
index ae798276..00d72624 100644
--- a/library/think/model/Mongo.php
+++ b/library/think/model/Mongo.php
@@ -13,7 +13,7 @@ namespace think\model;
 use think\Lang;
 use think\Loader;
 
-T('modle/Adv');
+\think\Loader::import('modle/Adv', TRAIT_PATH, EXT);
 
 /**
  * MongoModel模型类
diff --git a/library/think/model/Relation.php b/library/think/model/Relation.php
index 8190923a..f7c0577a 100644
--- a/library/think/model/Relation.php
+++ b/library/think/model/Relation.php
@@ -11,7 +11,8 @@
 
 namespace think\model;
 
-T('model/Relation');
+\think\Loader::import('model/Relation', TRAIT_PATH, EXT);
+
 class Relation extends \think\Model
 {
     use \traits\model\Relation;
diff --git a/library/think/model/View.php b/library/think/model/View.php
index 05e9da07..12c5c5ad 100644
--- a/library/think/model/View.php
+++ b/library/think/model/View.php
@@ -11,7 +11,8 @@
 
 namespace think\model;
 
-T('model/View');
+\think\Loader::import('model/View', TRAIT_PATH, EXT);
+
 class View extends \think\Model
 {
     use \traits\model\View;