diff --git a/src/pocketmine/level/Level.php b/src/pocketmine/level/Level.php
index 44312e9623..5788c96c7a 100644
--- a/src/pocketmine/level/Level.php
+++ b/src/pocketmine/level/Level.php
@@ -302,7 +302,7 @@ class Level implements ChunkManager, Metadatable{
 	}
 
 	public static function generateChunkLoaderId(ChunkLoader $loader) : int{
-		if($loader->getLoaderId() === 0 or $loader->getLoaderId() === null or $loader->getLoaderId() === null){
+		if($loader->getLoaderId() === 0 or $loader->getLoaderId() === null){
 			return self::$chunkLoaderCounter++;
 		}else{
 			throw new \InvalidStateException("ChunkLoader has a loader id already assigned: " . $loader->getLoaderId());