diff --git a/src/pocketmine/inventory/ContainerInventory.php b/src/pocketmine/inventory/ContainerInventory.php
index 3db1072f3..4a808ca57 100644
--- a/src/pocketmine/inventory/ContainerInventory.php
+++ b/src/pocketmine/inventory/ContainerInventory.php
@@ -33,7 +33,7 @@ abstract class ContainerInventory extends BaseInventory{
 	/** @var Vector3 */
 	protected $holder;
 
-	public function __construct(Vector3 $holder, array $items = [], ?int $size = null, ?string $title = null){
+	public function __construct(Vector3 $holder, array $items = [], ?int $size = null){
 		$this->holder = $holder;
 		parent::__construct($items, $size);
 	}