diff --git a/src/pocketmine/inventory/PlayerInventory.php b/src/pocketmine/inventory/PlayerInventory.php
index 392331737..5ab19a0ae 100644
--- a/src/pocketmine/inventory/PlayerInventory.php
+++ b/src/pocketmine/inventory/PlayerInventory.php
@@ -40,7 +40,7 @@ class PlayerInventory extends BaseInventory{
 	protected $hotbar;
 
 	public function __construct(Human $player){
-		$this->hotbar = array_fill(0, $this->getHotbarSize(), -1);
+		$this->hotbar = range(0, $this->getHotbarSize() - 1, 1);
 		parent::__construct($player, InventoryType::get(InventoryType::PLAYER));
 	}