diff --git a/framework/widgets/FragmentCache.php b/framework/widgets/FragmentCache.php
index <HASH>..<HASH> 100644
--- a/framework/widgets/FragmentCache.php
+++ b/framework/widgets/FragmentCache.php
@@ -8,7 +8,6 @@
 namespace yii\widgets;

 

 use Yii;

-use yii\base\InvalidConfigException;

 use yii\base\Widget;

 use yii\caching\Cache;

 use yii\caching\Dependency;
Unused `use` has been removed.