diff --git a/src/pocketmine/block/Air.php b/src/pocketmine/block/Air.php
index 8638bb96b..7ebe36856 100644
--- a/src/pocketmine/block/Air.php
+++ b/src/pocketmine/block/Air.php
@@ -33,7 +33,6 @@ use pocketmine\math\AxisAlignedBB;
 class Air extends Transparent{
 
 	protected $id = self::AIR;
-	protected $meta = 0;
 
 	public function __construct(int $meta = 0){
 		$this->meta = $meta;