diff --git a/kiri-actor/ActorProcess.php b/kiri-actor/ActorProcess.php
index 85642e9d..67527df3 100644
--- a/kiri-actor/ActorProcess.php
+++ b/kiri-actor/ActorProcess.php
@@ -39,17 +39,9 @@ class ActorProcess extends AbstractProcess
 
 
     /**
-     * @return $this
+     * @return void
      */
-    public function onSigterm(): static
+    public function onSigterm(): void
     {
-        // TODO: Implement onSigterm() method.
-        Coroutine::create(function () {
-            $sign = Coroutine::waitSignal(SIGINT | SIGTERM);
-            if ($sign) {
-                $this->onShutdown(true);
-            }
-        });
-        return $this;
     }
 }
\ No newline at end of file