diff --git a/extension.json b/extension.json
index 02a87c21..ce3d6376 100644
--- a/extension.json
+++ b/extension.json
@@ -11,7 +11,7 @@
 	"url": "https://www.mediawiki.org/wiki/Extension:InputBox",
 	"descriptionmsg": "inputbox-desc",
 	"requires": {
-		"MediaWiki": ">= 1.41"
+		"MediaWiki": ">= 1.42"
 	},
 	"license-name": "MIT",
 	"type": "parserhook",
diff --git a/includes/InputBoxHooks.php b/includes/InputBoxHooks.php
index b51f0f7b..050a3c8e 100644
--- a/includes/InputBoxHooks.php
+++ b/includes/InputBoxHooks.php
@@ -9,7 +9,7 @@
 namespace MediaWiki\Extension\InputBox;
 
 use Article;
-use MediaWiki;
+use MediaWiki\Actions\ActionEntryPoint;
 use MediaWiki\Config\Config;
 use MediaWiki\Hook\MediaWikiPerformActionHook;
 use MediaWiki\Hook\ParserFirstCallInitHook;
@@ -97,7 +97,7 @@ class InputBoxHooks implements
 	 * @param Title $title
 	 * @param User $user
 	 * @param WebRequest $request
-	 * @param MediaWiki $wiki
+	 * @param ActionEntryPoint $wiki
 	 * @return bool
 	 */
 	public function onMediaWikiPerformAction(