diff --git a/framework/yii/data/ArrayDataProvider.php b/framework/yii/data/ArrayDataProvider.php
index 530bc69..e79a63e 100644
--- a/framework/yii/data/ArrayDataProvider.php
+++ b/framework/yii/data/ArrayDataProvider.php
@@ -7,7 +7,6 @@
 
 namespace yii\data;
 
-use yii\base\InvalidConfigException;
 use yii\helpers\ArrayHelper;
 
 /**