diff --git a/kiri-actor/Actor.php b/kiri-actor/Actor.php
index 9bedeb67..663a6a5f 100644
--- a/kiri-actor/Actor.php
+++ b/kiri-actor/Actor.php
@@ -22,6 +22,12 @@ abstract class Actor implements ActorInterface, JsonSerializable
 	private bool $isShutdown = false;
 
 
+	/**
+	 * @var int
+	 */
+	private int $coroutineId = -1;
+
+
 	/**
 	 * @var ActorState
 	 */
@@ -87,13 +93,23 @@ abstract class Actor implements ActorInterface, JsonSerializable
 	public static function newActor($id): static
 	{
 		$actor = new static($id);
-		Coroutine::create(function (Actor $actor) {
-			$actor->run();
-		}, $actor);
+		$actor->listen();
 		return $actor;
 	}
 
 
+	/**
+	 * @return void
+	 */
+	private function listen(): void
+	{
+		Coroutine::create(function (Actor $actor) {
+			$actor->coroutineId = Coroutine::getCid();
+			$this->run();
+		}, $this);
+	}
+
+
 	/**
 	 * @return string
 	 */