diff --git a/Command/DumpCommand.php b/Command/DumpCommand.php
index 6e93b2c..15d9d11 100644
--- a/Command/DumpCommand.php
+++ b/Command/DumpCommand.php
@@ -12,14 +12,16 @@
 namespace Nelmio\ApiDocBundle\Command;
 
 use Nelmio\ApiDocBundle\Annotation\ApiDoc;
-use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
+use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\DependencyInjection\ContainerAwareInterface;
 use Symfony\Component\HttpFoundation\Request;
 
-class DumpCommand extends ContainerAwareCommand
+class DumpCommand extends Command implements ContainerAwareInterface
 {
+    use \Symfony\Component\DependencyInjection\ContainerAwareTrait;
     /**
      * @var array
      */
@@ -47,20 +49,20 @@ class DumpCommand extends ContainerAwareCommand
         $format = $input->getOption('format');
         $view = $input->getOption('view');
 
-        $routeCollection = $this->getContainer()->get('router')->getRouteCollection();
+        $routeCollection = $this->container->get('router')->getRouteCollection();
 
         if ($format == 'json') {
-            $formatter = $this->getContainer()->get('nelmio_api_doc.formatter.simple_formatter');
+            $formatter = $this->container->get('nelmio_api_doc.formatter.simple_formatter');
         } else {
             if (!in_array($format, $this->availableFormats)) {
                 throw new \RuntimeException(sprintf('Format "%s" not supported.', $format));
             }
 
-            $formatter = $this->getContainer()->get(sprintf('nelmio_api_doc.formatter.%s_formatter', $format));
+            $formatter = $this->container->get(sprintf('nelmio_api_doc.formatter.%s_formatter', $format));
         }
 
         if ($input->hasOption('locale')) {
-            $this->getContainer()->get('translator')->setLocale($input->getOption('locale'));
+            $this->container->get('translator')->setLocale($input->getOption('locale'));
         }
 
         if ($input->hasOption('api-version')) {
@@ -71,12 +73,12 @@ class DumpCommand extends ContainerAwareCommand
             $formatter->setEnableSandbox(false);
         }
 
-        if ('html' === $format && method_exists($this->getContainer(), 'enterScope')) {
-            $this->getContainer()->enterScope('request');
-            $this->getContainer()->set('request', new Request(), 'request');
+        if ('html' === $format && method_exists($this->container, 'enterScope')) {
+            $this->container->enterScope('request');
+            $this->container->set('request', new Request(), 'request');
         }
 
-        $extractor = $this->getContainer()->get('nelmio_api_doc.extractor.api_doc_extractor');
+        $extractor = $this->container->get('nelmio_api_doc.extractor.api_doc_extractor');
         $extractedDoc = $input->hasOption('api-version') ?
             $extractor->allForVersion($input->getOption('api-version'), $view) :
             $extractor->all($view);
@@ -88,5 +90,7 @@ class DumpCommand extends ContainerAwareCommand
         } else {
             $output->writeln($formattedDoc, OutputInterface::OUTPUT_RAW);
         }
+
+        return 0;
     }
 }
diff --git a/DependencyInjection/AnnotationsProviderCompilerPass.php b/DependencyInjection/AnnotationsProviderCompilerPass.php
index a369a43..c5feb6b 100644
--- a/DependencyInjection/AnnotationsProviderCompilerPass.php
+++ b/DependencyInjection/AnnotationsProviderCompilerPass.php
@@ -34,7 +34,7 @@ class AnnotationsProviderCompilerPass implements CompilerPassInterface
 
         $container
             ->getDefinition('nelmio_api_doc.extractor.api_doc_extractor')
-            ->replaceArgument(6, $annotationsProviders)
+            ->replaceArgument(5, $annotationsProviders)
         ;
     }
 }
diff --git a/DependencyInjection/ExtractorHandlerCompilerPass.php b/DependencyInjection/ExtractorHandlerCompilerPass.php
index 5055705..50c7143 100644
--- a/DependencyInjection/ExtractorHandlerCompilerPass.php
+++ b/DependencyInjection/ExtractorHandlerCompilerPass.php
@@ -29,6 +29,6 @@ class ExtractorHandlerCompilerPass implements CompilerPassInterface
 
         $container
             ->getDefinition('nelmio_api_doc.extractor.api_doc_extractor')
-            ->replaceArgument(5, $handlers);
+            ->replaceArgument(4, $handlers);
     }
 }
diff --git a/Extractor/ApiDocExtractor.php b/Extractor/ApiDocExtractor.php
index 7bcc0c8..c3d6696 100644
--- a/Extractor/ApiDocExtractor.php
+++ b/Extractor/ApiDocExtractor.php
@@ -48,11 +48,6 @@ class ApiDocExtractor
      */
     private $commentExtractor;
 
-    /**
-     * @var ControllerNameParser
-     */
-    protected $controllerNameParser;
-
     /**
      * @var ParserInterface[]
      */
@@ -68,13 +63,12 @@ class ApiDocExtractor
      */
     protected $annotationsProviders;
 
-    public function __construct(ContainerInterface $container, RouterInterface $router, Reader $reader, DocCommentExtractor $commentExtractor, ControllerNameParser $controllerNameParser, array $handlers, array $annotationsProviders)
+    public function __construct(ContainerInterface $container, RouterInterface $router, Reader $reader, DocCommentExtractor $commentExtractor, array $handlers, array $annotationsProviders)
     {
         $this->container            = $container;
         $this->router               = $router;
         $this->reader               = $reader;
         $this->commentExtractor     = $commentExtractor;
-        $this->controllerNameParser = $controllerNameParser;
         $this->handlers             = $handlers;
         $this->annotationsProviders = $annotationsProviders;
     }
@@ -227,9 +221,9 @@ class ApiDocExtractor
      */
     public function getReflectionMethod($controller)
     {
-        if (false === strpos($controller, '::') && 2 === substr_count($controller, ':')) {
-            $controller = $this->controllerNameParser->parse($controller);
-        }
+//        if (false === strpos($controller, '::') && 2 === substr_count($controller, ':')) {
+//            $controller = $this->controllerNameParser->parse($controller);
+//        }
 
         if (preg_match('#(.+)::([\w]+)#', $controller, $matches)) {
             $class = $matches[1];
diff --git a/Form/Extension/DescriptionFormTypeExtension.php b/Form/Extension/DescriptionFormTypeExtension.php
index 6bcf041..1a3e815 100644
--- a/Form/Extension/DescriptionFormTypeExtension.php
+++ b/Form/Extension/DescriptionFormTypeExtension.php
@@ -60,8 +60,8 @@ class DescriptionFormTypeExtension extends AbstractTypeExtension
     /**
      * {@inheritdoc}
      */
-    public function getExtendedType()
+    public static function getExtendedTypes(): iterable
     {
-        return LegacyFormHelper::getType('Symfony\Component\Form\Extension\Core\Type\FormType');
+        return [LegacyFormHelper::getType('Symfony\Component\Form\Extension\Core\Type\FormType')];
     }
 }
diff --git a/Resources/config/routing.yml b/Resources/config/routing.yml
index f1de386..0b12d15 100644
--- a/Resources/config/routing.yml
+++ b/Resources/config/routing.yml
@@ -1,4 +1,4 @@
 nelmio_api_doc_index:
     path: /{view}
-    defaults: { _controller: NelmioApiDocBundle:ApiDoc:index, view: 'default' }
+    defaults: { _controller: Nelmio\ApiDocBundle\Controller\ApiDocController::indexAction, view: 'default' }
     methods: [GET]
diff --git a/Resources/config/services.xml b/Resources/config/services.xml
index 0ca714a..2440f5e 100644
--- a/Resources/config/services.xml
+++ b/Resources/config/services.xml
@@ -31,7 +31,6 @@
             <argument type="service" id="router" />
             <argument type="service" id="annotation_reader" />
             <argument type="service" id="nelmio_api_doc.doc_comment_extractor" />
-            <argument type="service" id="nelmio_api_doc.controller_name_parser" />
             <argument type="collection" />
             <argument type="collection" />
         </service>
diff --git a/composer.json b/composer.json
index 5330426..8843578 100644
--- a/composer.json
+++ b/composer.json
@@ -16,9 +16,9 @@
     ],
     "require": {
         "php": ">=7.1",
-        "symfony/twig-bundle": "~2.3|~3.0|~4.0",
-        "symfony/framework-bundle": "~2.3|~3.0|~4.0",
-        "symfony/console": "~2.3|~3.0|~4.0",
+        "symfony/twig-bundle": "~2.3|~3.0|~4.0|~5.0",
+        "symfony/framework-bundle": "~2.3|~3.0|~4.0|~5.0",
+        "symfony/console": "~2.3|~3.0|~4.0|~5.0",
         "michelf/php-markdown": "~1.4"
     },
     "conflict": {
@@ -27,22 +27,6 @@
         "twig/twig": "<1.12",
         "symfony/symfony": "~2.7.8"
     },
-    "require-dev": {
-        "symfony/css-selector": "~2.3|~3.0|~4.0",
-        "symfony/browser-kit": "~2.3|~3.0|~4.0",
-        "symfony/validator": "~2.3|~3.0|~4.0",
-        "symfony/yaml": "~2.3|~3.0|~4.0",
-        "symfony/form": "~2.3|~3.0|~4.0",
-        "symfony/finder": "~2.3|~3.0|~4.0",
-        "symfony/serializer": "~2.7|~3.0|~4.0",
-        "doctrine/orm": "~2.3",
-        "doctrine/doctrine-bundle": "~1.5",
-        "friendsofsymfony/rest-bundle": "~1.0|~2.0",
-        "jms/serializer-bundle": ">=0.11",
-        "dunglas/api-bundle": "~1.0",
-        "sensio/framework-extra-bundle": "~3.0",
-        "symfony/phpunit-bridge": "~2.7|~3.0|~4.0"
-    },
     "suggest": {
         "symfony/form": "For using form definitions as input.",
         "symfony/validator": "For making use of validator information in the doc.",