Widgets columns not taking effect

<?php

namespace App\Filament\Pages;

class Dashboard extends \Filament\Pages\Dashboard
{
    
    public function getColumns(): int | string | array
    {
        return [
            'default' => 3,
            'xl' => 3,
        ];
    }


}

<?php

namespace App\Filament\Widgets;

use Filament\Widgets\Widget;

class StripeDirectorySubscription extends Widget
{

    protected int | string | array $columnSpan = 1;
    protected static string $view = 'filament.widgets.stripe-directory-subscription';
}