diff --git a/README.md b/README.md
index 0fc49176..ab57cdcb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Laravel-Swoole
 
-![php-badge](https://img.shields.io/badge/php-%3E%3D%207.1-8892BF.svg)
+![php-badge](https://img.shields.io/badge/php-%3E%3D%207.2-8892BF.svg)
 [![packagist-badge](https://img.shields.io/packagist/v/swooletw/laravel-swoole.svg)](https://packagist.org/packages/swooletw/laravel-swoole)
 [![Total Downloads](https://poser.pugx.org/swooletw/laravel-swoole/downloads)](https://packagist.org/packages/swooletw/laravel-swoole)
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/swooletw/laravel-swoole/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/swooletw/laravel-swoole/?branch=master)
@@ -12,7 +12,7 @@ This package provides a high performance HTTP server to speed up your Laravel/Lu
 
 | PHP     | Laravel | Lumen | Swoole  |
 |:-------:|:-------:|:-----:|:-------:|
-| >=7.2 | ~5.4    | ~5.4  | >=4.0.0 |
+| >=7.2 | ~5.8    | ~5.4  | >=4.0.0 |
 
 ## Features
 
diff --git a/src/Server/Manager.php b/src/Server/Manager.php
index 4258a707..634e4b81 100644
--- a/src/Server/Manager.php
+++ b/src/Server/Manager.php
@@ -271,7 +271,7 @@ public function onTask($server, $taskId, $srcWorkerId, $data)
                 $this->pushMessage($server, $data['data']);
             // push async task to queue
             } elseif ($this->isAsyncTaskPayload($data)) {
-                (new SwooleTaskJob($this->container, $server, $data, $taskId, $srcWorkerId))->dispatch();
+                (new SwooleTaskJob($this->container, $server, $data, $taskId, $srcWorkerId))->fire();
             }
         } catch (Throwable $e) {
             $this->logServerError($e);
diff --git a/src/Websocket/Pusher.php b/src/Websocket/Pusher.php
index 7f5b0c4f..25be5854 100644
--- a/src/Websocket/Pusher.php
+++ b/src/Websocket/Pusher.php
@@ -45,7 +45,7 @@ class Pusher
     protected $event;
 
     /**
-     * @var string|null
+     * @var mixed|null
      */
     protected $message;
 
@@ -58,7 +58,7 @@ class Pusher
      * @param bool $broadcast
      * @param bool $assigned
      * @param string $event
-     * @param string|null $message
+     * @param mixed|null $message
      * @param \Swoole\Websocket\Server
      */
     protected function __construct(
@@ -68,7 +68,7 @@ protected function __construct(
         bool $broadcast,
         bool $assigned,
         string $event,
-        string $message = null,
+        $message = null,
         $server
     )
     {
@@ -189,9 +189,9 @@ public function getEvent(): string
     }
 
     /**
-     * @return string|null
+     * @return mixed|null
      */
-    public function getMessage(): ?string
+    public function getMessage()
     {
         return $this->message;
     }