diff --git a/src/Bundle/ChillWopiBundle/src/DependencyInjection/ChillWopiExtension.php b/src/Bundle/ChillWopiBundle/src/DependencyInjection/ChillWopiExtension.php
index 9e8596336..37a9e2fa6 100644
--- a/src/Bundle/ChillWopiBundle/src/DependencyInjection/ChillWopiExtension.php
+++ b/src/Bundle/ChillWopiBundle/src/DependencyInjection/ChillWopiExtension.php
@@ -11,14 +11,12 @@ declare(strict_types=1);
 
 namespace Chill\WopiBundle\DependencyInjection;
 
-use Ramsey\Uuid\Doctrine\UuidType;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
-use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
 use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 
-final class ChillWopiExtension extends Extension implements PrependExtensionInterface
+final class ChillWopiExtension extends Extension
 {
     public function load(array $configs, ContainerBuilder $container)
     {
@@ -33,18 +31,4 @@ final class ChillWopiExtension extends Extension implements PrependExtensionInte
         $loader = new PhpFileLoader($container, new FileLocator(__DIR__ . '/../Resources/config'));
         $loader->load('services.php');
     }
-
-    public function prepend(ContainerBuilder $container)
-    {
-        $container->prependExtensionConfig(
-            'doctrine',
-            [
-                'dbal' => [
-                    'types' => [
-                        'uuid' => UuidType::class,
-                    ],
-                ],
-            ]
-        );
-    }
 }