diff --git a/framework/yii/YiiBase.php b/framework/yii/YiiBase.php
index 35dc134..ee75822 100644
--- a/framework/yii/YiiBase.php
+++ b/framework/yii/YiiBase.php
@@ -6,7 +6,6 @@
  */
 namespace yii;
 
-use yii\base\Arrayable;
 use yii\base\Exception;
 use yii\base\InvalidConfigException;
 use yii\base\InvalidParamException;