laravel swoole Call to undefined method Illuminate\Events\Dispatcher::fire()

报错： Call to undefined method Illuminate\Events\Dispatcher::fire()

Whoops\Run::handleError("Uncaught Error: Call to undefined method Illuminate\Events\Dispatcher::fire() in /www/web/laravel/vendor/swooletw/laravel-swoole/src/Server/Manager.php:145

laravel  5.8   把fire()   改为 dispatch()