Livewire component has 'undefined variable' after updating Livewire?

<?php

namespace App\Forms\Components;

use Filament\Forms\Components\Field;

class RangeSlider extends Field
{
    protected string $view = 'forms.components.range-slider';

    public string $testVar = 'testValue';
}

<x-dynamic-component
    :component="$getFieldWrapperView()"
    :field="$field"
>
    Value is: {{  $testVar  }}

    <div x-data="{ state: $wire.entangle('{{ $getStatePath() }}') }">
        <!-- Interact with the `state` property in Alpine.js -->
    </div>
</x-dynamic-component>

composer update -W
...
 - Upgrading livewire/livewire (v3.0.0-beta.6 => v3.0.0-beta.7): Extracting archive
  - Upgrading filament/support (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading filament/widgets (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading filament/actions (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading filament/notifications (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading filament/infolists (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading filament/forms (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading filament/tables (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading filament/filament (v3.0.6 => v3.0.7): Extracting archive
  - Upgrading guzzlehttp/psr7 (2.5.0 => 2.6.0): Extracting archive
  - Upgrading guzzlehttp/promises (2.0.0 => 2.0.1): Extracting archive
  - Upgrading phpunit/phpunit (10.2.7 => 10.3.1): Extracting archive