diff --git a/src/pocketmine/Player.php b/src/pocketmine/Player.php
index 23c031433..438d55efc 100644
--- a/src/pocketmine/Player.php
+++ b/src/pocketmine/Player.php
@@ -214,6 +214,8 @@ class Player extends Human implements CommandSender, ChunkLoader, IPlayer{
 	/** @var int */
 	protected $gamemode;
 
+	/** @var int */
+	private $loaderId = 0;
 	/** @var bool[] chunkHash => bool (true = sent, false = needs sending) */
 	public $usedChunks = [];
 	/** @var bool[] chunkHash => dummy */
@@ -662,6 +664,7 @@ class Player extends Human implements CommandSender, ChunkLoader, IPlayer{
 		$this->networkSession = $session;
 
 		$this->perm = new PermissibleBase($this);
+		$this->loaderId = Level::generateChunkLoaderId($this);
 		$this->chunksPerTick = (int) $this->server->getProperty("chunk-sending.per-tick", 4);
 		$this->spawnThreshold = (int) (($this->server->getProperty("chunk-sending.spawn-radius", 4) ** 2) * M_PI);
 
@@ -3382,4 +3385,8 @@ class Player extends Human implements CommandSender, ChunkLoader, IPlayer{
 	public function onBlockChanged(Vector3 $block){
 
 	}
+
+	public function getLoaderId() : int{
+		return $this->loaderId;
+	}
 }
diff --git a/src/pocketmine/level/ChunkLoader.php b/src/pocketmine/level/ChunkLoader.php
index 9d3615075..9f10e8ac1 100644
--- a/src/pocketmine/level/ChunkLoader.php
+++ b/src/pocketmine/level/ChunkLoader.php
@@ -39,6 +39,14 @@ use pocketmine\math\Vector3;
  */
 interface ChunkLoader{
 
+	/**
+	 * Returns the ChunkLoader id.
+	 * Call Level::generateChunkLoaderId($this) to generate and save it
+	 *
+	 * @return int
+	 */
+	public function getLoaderId() : int;
+
 	/**
 	 * @return float
 	 */
diff --git a/src/pocketmine/level/Level.php b/src/pocketmine/level/Level.php
index f8dc009c9..2ef63effc 100644
--- a/src/pocketmine/level/Level.php
+++ b/src/pocketmine/level/Level.php
@@ -91,6 +91,7 @@ use pocketmine\utils\ReversePriorityQueue;
 class Level implements ChunkManager, Metadatable{
 
 	private static $levelIdCounter = 1;
+	private static $chunkLoaderCounter = 1;
 
 	public const Y_MASK = 0xFF;
 	public const Y_MAX = 0x100; //256
@@ -279,6 +280,14 @@ class Level implements ChunkManager, Metadatable{
 		$z = ($hash & 0xFFFFFFFF) << 32 >> 32;
 	}
 
+	public static function generateChunkLoaderId(ChunkLoader $loader) : int{
+		if($loader->getLoaderId() === 0){
+			return self::$chunkLoaderCounter++;
+		}else{
+			throw new \InvalidStateException("ChunkLoader has a loader id already assigned: " . $loader->getLoaderId());
+		}
+	}
+
 	/**
 	 * @param string $str
 	 * @return int
@@ -615,7 +624,7 @@ class Level implements ChunkManager, Metadatable{
 	}
 
 	public function registerChunkLoader(ChunkLoader $loader, int $chunkX, int $chunkZ, bool $autoLoad = true){
-		$hash = spl_object_id($loader);
+		$hash = $loader->getLoaderId();
 
 		if(!isset($this->chunkLoaders[$index = Level::chunkHash($chunkX, $chunkZ)])){
 			$this->chunkLoaders[$index] = [];
@@ -644,7 +653,7 @@ class Level implements ChunkManager, Metadatable{
 	}
 
 	public function unregisterChunkLoader(ChunkLoader $loader, int $chunkX, int $chunkZ){
-		if(isset($this->chunkLoaders[$index = Level::chunkHash($chunkX, $chunkZ)][$hash = spl_object_id($loader)])){
+		if(isset($this->chunkLoaders[$index = Level::chunkHash($chunkX, $chunkZ)][$hash = $loader->getLoaderId()])){
 			unset($this->chunkLoaders[$index][$hash]);
 			unset($this->playerLoaders[$index][$hash]);
 			if(count($this->chunkLoaders[$index]) === 0){