diff --git a/DependencyInjection/NelmioApiDocExtension.php b/DependencyInjection/NelmioApiDocExtension.php
index e252b94..b985797 100644
--- a/DependencyInjection/NelmioApiDocExtension.php
+++ b/DependencyInjection/NelmioApiDocExtension.php
@@ -15,9 +15,13 @@ use FOS\RestBundle\Controller\Annotations\ParamInterface;
 use phpDocumentor\Reflection\DocBlockFactory;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Reference;
 use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
 use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
+use Symfony\Component\Routing\RouteCollection;
+use Nelmio\ApiDocBundle\Routing\FilteredRouteCollectionBuilder;
 
 final class NelmioApiDocExtension extends Extension implements PrependExtensionInterface
 {
@@ -40,8 +44,22 @@ final class NelmioApiDocExtension extends Extension implements PrependExtensionI
         $loader->load('services.xml');
 
         // Filter routes
-        $routeCollectionBuilder = $container->getDefinition('nelmio_api_doc.filtered_route_collection_builder');
-        $routeCollectionBuilder->replaceArgument(0, $config['routes']['path_patterns']);
+        $routesDefinition = (new Definition(RouteCollection::class))
+            ->setFactory([new Reference('router'), 'getRouteCollection']);
+
+        if (0 === count($config['routes']['path_patterns'])) {
+            $container->setDefinition('nelmio_api_doc.routes', $routesDefinition)
+                ->setPublic(false);
+        } else {
+            $container->register('nelmio_api_doc.routes', RouteCollection::class)
+                ->setPublic(false)
+                ->setFactory([
+                    (new Definition(FilteredRouteCollectionBuilder::class))
+                        ->addArgument($config['routes']['path_patterns']),
+                    'filter']
+                )
+                ->addArgument($routesDefinition);
+        }
 
         // Import services needed for each library
         $loader->load('swagger_php.xml');
diff --git a/Resources/config/services.xml b/Resources/config/services.xml
index fe310ae..7dbd707 100644
--- a/Resources/config/services.xml
+++ b/Resources/config/services.xml
@@ -21,19 +21,6 @@
             <argument type="service" id="controller_name_converter" />
         </service>
 
-        <service id="nelmio_api_doc.filtered_route_collection" class="Symfony\Component\Routing\RouteCollection" public="false">
-            <factory service="nelmio_api_doc.filtered_route_collection_builder" method="filter" />
-            <argument type="service">
-                <service class="Symfony\Component\Routing\RouteCollection">
-                    <factory service="router" method="getRouteCollection" />
-                </service>
-            </argument>
-        </service>
-
-        <service id="nelmio_api_doc.filtered_route_collection_builder" class="Nelmio\ApiDocBundle\Routing\FilteredRouteCollectionBuilder" public="false">
-            <argument type="collection" /> <!-- Path patterns -->
-        </service>
-
         <!-- Describers -->
         <service id="nelmio_api_doc.describers.config" class="Nelmio\ApiDocBundle\Describer\ExternalDocDescriber" public="false">
             <argument type="collection" />
@@ -42,7 +29,7 @@
         </service>
 
         <service id="nelmio_api_doc.describers.route" class="Nelmio\ApiDocBundle\Describer\RouteDescriber" public="false">
-            <argument type="service" id="nelmio_api_doc.filtered_route_collection" />
+            <argument type="service" id="nelmio_api_doc.routes" />
             <argument type="service" id="nelmio_api_doc.controller_reflector" />
             <argument type="collection" />
 
diff --git a/Resources/config/swagger_php.xml b/Resources/config/swagger_php.xml
index bb4855e..b2e249c 100644
--- a/Resources/config/swagger_php.xml
+++ b/Resources/config/swagger_php.xml
@@ -5,7 +5,7 @@
 
     <services>
         <service id="nelmio_api_doc.describers.swagger_php" class="Nelmio\ApiDocBundle\Describer\SwaggerPhpDescriber" public="false">
-            <argument type="service" id="nelmio_api_doc.filtered_route_collection" />
+            <argument type="service" id="nelmio_api_doc.routes" />
             <argument type="service" id="nelmio_api_doc.controller_reflector" />
             <argument type="service" id="annotation_reader" />
 
diff --git a/Resources/public/init-swagger-ui.js b/Resources/public/init-swagger-ui.js
index b4362f7..1d73823 100644
--- a/Resources/public/init-swagger-ui.js
+++ b/Resources/public/init-swagger-ui.js
@@ -21,46 +21,5 @@ window.onload = () => {
     layout: 'StandaloneLayout'
   });
 
-  if (data.oauth.enabled) {
-    ui.initOAuth({
-      clientId: data.oauth.clientId,
-      clientSecret: data.oauth.clientSecret,
-      realm: data.oauth.type,
-      appName: data.spec.info.title,
-      scopeSeparator: ' ',
-      additionalQueryStringParams: {}
-    });
-  }
-
   window.ui = ui;
-
-  if (!data.operationId) return;
-
-  const observer = new MutationObserver(function (mutations, self) {
-    const op = document.getElementById(`operations,${data.method}-${data.path},${data.shortName}`);
-    if (!op) return;
-
-    self.disconnect();
-
-    op.querySelector('.opblock-summary').click();
-    op.querySelector('.try-out__btn').click();
-
-    if (data.id) {
-      const inputId = op.querySelector('.parameters input[placeholder="id"]');
-      inputId.value = data.id;
-      inputId.dispatchEvent(new Event('input', { bubbles: true }));
-    }
-
-    for (let input of op.querySelectorAll('.parameters input')) {
-      if (input.placeholder in data.queryParameters) {
-        input.value = data.queryParameters[input.placeholder];
-        input.dispatchEvent(new Event('input', { bubbles: true }));
-      }
-    }
-
-    op.querySelector('.execute').click();
-    op.scrollIntoView();
-  });
-
-  observer.observe(document, {childList: true, subtree: true});
 };