diff --git a/library/think/Model.php b/library/think/Model.php
index f765c0c8..c13c6785 100644
--- a/library/think/Model.php
+++ b/library/think/Model.php
@@ -34,6 +34,8 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
     protected $name;
     // 数据表名称
     protected $table;
+    // 当前类名称
+    protected $class;
     // 回调事件
     protected static $event = [];