private function registerLaravelTrackerPackage()
    {
        $this->registerProvider(LaravelTrackerServiceProvider::class);

        $config = $this->config();
        $items  = $config->get('arcanesoft.tracker');

        $config->set('laravel-tracker.database', Arr::get($items, 'database'));
        $config->set('laravel-tracker.models',   Arr::get($items, 'models'));
        $config->set('laravel-tracker.tracking', Arr::get($items, 'tracking'));
        $config->set('laravel-tracker.routes',   Arr::get($items, 'routes'));
    }