diff --git a/src/pocketmine/Server.php b/src/pocketmine/Server.php
index e45ff806f..f127ce761 100644
--- a/src/pocketmine/Server.php
+++ b/src/pocketmine/Server.php
@@ -1322,7 +1322,6 @@ class Server{
 		$this->banByIP = new BanList($this->dataPath . "banned-ips.txt");
 		$this->banByIP->load();
 
-		$this->scheduler = new ServerScheduler();
 		$this->console = new CommandReader();
 
 		$version = new VersionString($this->getPocketMineVersion());
@@ -1359,6 +1358,10 @@ class Server{
 			"auto-save" => true,
 		));
 
+		ServerScheduler::$WORKERS = $this->getProperty("settings.async-workers", ServerScheduler::$WORKERS);
+
+		$this->scheduler = new ServerScheduler();
+
 		if($this->getConfigBoolean("enable-rcon", false) === true){
 			$this->rcon = new RCON($this->getConfigString("rcon.password", ""), $this->getConfigInt("rcon.port", $this->getPort()), ($ip = $this->getIp()) != "" ? $ip : "0.0.0.0", $this->getConfigInt("rcon.threads", 1), $this->getConfigInt("rcon.clients-per-thread", 50));
 		}
@@ -1679,7 +1682,7 @@ class Server{
 		$this->logger->info("Default game type: " . self::getGamemodeString($this->getGamemode())); //TODO: string name
 
 		$this->logger->info("Done (" . round(microtime(true) - \pocketmine\START_TIME, 3) . 's)! For help, type "help" or "?"');
-		$this->scheduler->scheduleAsyncTask(new ExampleTask());
+
 		if(Utils::getOS() === "win"){ //Workaround less usleep() waste
 			$this->tickProcessorWindows();
 		}else{
diff --git a/src/pocketmine/resources/pocketmine.yml b/src/pocketmine/resources/pocketmine.yml
index 05470cae7..c42d196ed 100644
--- a/src/pocketmine/resources/pocketmine.yml
+++ b/src/pocketmine/resources/pocketmine.yml
@@ -7,6 +7,7 @@ settings:
  advanced-cache: false
  upnp-forwarding: false
  send-usage: true
+ async-workers: 3
 
 debug:
  #If > 1, it will show debug messages in the console
diff --git a/src/pocketmine/scheduler/AsyncWorker.php b/src/pocketmine/scheduler/AsyncWorker.php
index 8d4c91578..ccef45b2d 100644
--- a/src/pocketmine/scheduler/AsyncWorker.php
+++ b/src/pocketmine/scheduler/AsyncWorker.php
@@ -24,13 +24,10 @@ namespace pocketmine\scheduler;
 class AsyncWorker extends \Worker{
 	public $path;
 
-	public function __construct(){
+	public function start($options = PTHREADS_INHERIT_ALL){
 		$this->path = \pocketmine\PATH;
-		return parent::start(PTHREADS_INHERIT_ALL & ~PTHREADS_INHERIT_CLASSES);
-	}
-
-	public function start(){
 
+		return parent::start($options & ~PTHREADS_INHERIT_CLASSES);
 	}
 
 	public function run(){
diff --git a/src/pocketmine/scheduler/ServerScheduler.php b/src/pocketmine/scheduler/ServerScheduler.php
index fc70c8f3f..bd3dfdafe 100644
--- a/src/pocketmine/scheduler/ServerScheduler.php
+++ b/src/pocketmine/scheduler/ServerScheduler.php
@@ -28,7 +28,7 @@ use pocketmine\plugin\Plugin;
 use pocketmine\utils\ReversePriorityQueue;
 
 class ServerScheduler{
-	protected static $WORKERS = 3;
+	public static $WORKERS = 3;
 	/**
 	 * @var ReversePriorityQueue<Task>
 	 */