diff --git a/DependencyInjection/NelmioApiDocExtension.php b/DependencyInjection/NelmioApiDocExtension.php
index caf2cc2..a2c1c07 100644
--- a/DependencyInjection/NelmioApiDocExtension.php
+++ b/DependencyInjection/NelmioApiDocExtension.php
@@ -19,6 +19,7 @@ use Nelmio\ApiDocBundle\Describer\OpenApiPhpDescriber;
 use Nelmio\ApiDocBundle\Describer\RouteDescriber;
 use Nelmio\ApiDocBundle\ModelDescriber\BazingaHateoasModelDescriber;
 use Nelmio\ApiDocBundle\ModelDescriber\JMSModelDescriber;
+use Nelmio\ApiDocBundle\ModelDescriber\ModelDescriberInterface;
 use Nelmio\ApiDocBundle\Routing\FilteredRouteCollectionBuilder;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\Argument\TaggedIteratorArgument;
@@ -144,6 +145,10 @@ final class NelmioApiDocExtension extends Extension implements PrependExtensionI
         $container->getDefinition('nelmio_api_doc.model_describers.object')
             ->setArgument(3, $config['media_types']);
 
+        // Add autoconfiguration for model describer
+        $container->registerForAutoconfiguration(ModelDescriberInterface::class)
+            ->addTag('nelmio_api_doc.model_describer');
+
         // Import services needed for each library
         $loader->load('php_doc.xml');