diff --git a/includes/InputBox.php b/includes/InputBox.php
index bae0db88..ae67df48 100644
--- a/includes/InputBox.php
+++ b/includes/InputBox.php
@@ -8,12 +8,12 @@
 
 namespace MediaWiki\Extension\InputBox;
 
-use ExtensionRegistry;
 use MediaWiki\Config\Config;
 use MediaWiki\Html\Html;
 use MediaWiki\MainConfigNames;
 use MediaWiki\Parser\Parser;
 use MediaWiki\Parser\Sanitizer;
+use MediaWiki\Registration\ExtensionRegistry;
 use MediaWiki\SpecialPage\SpecialPage;
 
 /**