diff --git a/src/TwigComponent/src/ComponentRenderer.php b/src/TwigComponent/src/ComponentRenderer.php
index c66f6abe56..2595d646bb 100644
--- a/src/TwigComponent/src/ComponentRenderer.php
+++ b/src/TwigComponent/src/ComponentRenderer.php
@@ -12,6 +12,7 @@
 namespace Symfony\UX\TwigComponent;
 
 use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
+use Symfony\Contracts\Service\ResetInterface;
 use Symfony\UX\TwigComponent\Event\PostRenderEvent;
 use Symfony\UX\TwigComponent\Event\PreCreateForRenderEvent;
 use Symfony\UX\TwigComponent\Event\PreRenderEvent;
@@ -22,7 +23,7 @@
  *
  * @internal
  */
-final class ComponentRenderer implements ComponentRendererInterface
+final class ComponentRenderer implements ComponentRendererInterface, ResetInterface
 {
     private array $templateClasses = [];
 
@@ -139,4 +140,9 @@ private function preRender(MountedComponent $mounted, array $context = []): PreR
 
         return $event;
     }
+
+    public function reset(): void
+    {
+        $this->templateClasses = [];
+    }
 }
diff --git a/src/TwigComponent/src/DependencyInjection/TwigComponentExtension.php b/src/TwigComponent/src/DependencyInjection/TwigComponentExtension.php
index 19432f6305..ebe2bb1753 100644
--- a/src/TwigComponent/src/DependencyInjection/TwigComponentExtension.php
+++ b/src/TwigComponent/src/DependencyInjection/TwigComponentExtension.php
@@ -113,6 +113,7 @@ static function (ChildDefinition $definition, AsTwigComponent $attribute) {
                 new Reference('ux.twig_component.component_properties'),
                 new Reference('ux.twig_component.component_stack'),
             ])
+            ->addTag('kernel.reset', ['method' => 'reset'])
         ;
 
         $container->register('ux.twig_component.twig.component_extension', ComponentExtension::class)