diff --git a/Controller/SoapWebServiceController.php b/Controller/SoapWebServiceController.php
index 29d08c3..afdf9f0 100644
--- a/Controller/SoapWebServiceController.php
+++ b/Controller/SoapWebServiceController.php
@@ -16,20 +16,23 @@
 use BeSimple\SoapBundle\Soap\SoapRequest;
 use BeSimple\SoapBundle\Soap\SoapResponse;
 use BeSimple\SoapServer\SoapServerBuilder;
-use Symfony\Component\DependencyInjection\ContainerAware;
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+use Symfony\Component\DependencyInjection\ContainerAwareTrait;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\Exception\FlattenException;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 use Symfony\Component\HttpKernel\HttpKernelInterface;
 use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 
 /**
  * @author Christian Kerl <christian-kerl@web.de>
  * @author Francis Besset <francis.besset@gmail.com>
  */
-class SoapWebServiceController extends ContainerAware
+class SoapWebServiceController extends Controller
 {
+    use ContainerAwareTrait;
     /**
      * @var \SoapServer
      */
@@ -64,7 +67,7 @@ public function callAction($webservice)
 
         $this->serviceBinder = $webServiceContext->getServiceBinder();
 
-        $this->soapRequest = SoapRequest::createFromHttpRequest($this->container->get('request'));
+        $this->soapRequest = SoapRequest::createFromHttpRequest($this->container->get('request_stack')->pop());
         $this->soapServer  = $webServiceContext
             ->getServerBuilder()
             ->withSoapVersion11()
@@ -91,11 +94,11 @@ public function definitionAction($webservice)
             $this->container->get('router')->generate(
                 '_webservice_call',
                 array('webservice' => $webservice),
-                true
+                UrlGeneratorInterface::ABSOLUTE_URL
             )
         ));
 
-        $request = $this->container->get('request');
+        $request = $this->container->get('request_stack')->pop();
         $query = $request->query;
         if ($query->has('wsdl') || $query->has('WSDL')) {
             $request->setRequestFormat('wsdl');
diff --git a/WebServiceContext.php b/WebServiceContext.php
index dce81a7..81d5957 100644
--- a/WebServiceContext.php
+++ b/WebServiceContext.php
@@ -44,7 +44,7 @@ public function getServiceDefinition()
         if (null === $this->serviceDefinition) {
             $cache = new ConfigCache(sprintf('%s/%s.definition.php', $this->options['cache_dir'], $this->options['name']), $this->options['debug']);
             if ($cache->isFresh()) {
-                $this->serviceDefinition = include (string) $cache;
+                $this->serviceDefinition = include (string) $cache->getPath();
             } else {
                 if (!$this->loader->supports($this->options['resource'], $this->options['resource_type'])) {
                     throw new \LogicException(sprintf('Cannot load "%s" (%s)', $this->options['resource'], $this->options['resource_type']));
@@ -82,7 +82,7 @@ public function getWsdlFile($endpoint = null)
             $cache->write($dumper->dump());
         }
 
-        return (string) $cache;
+        return (string) $cache->getPath();
     }
 
     public function getServiceBinder()
diff --git a/composer.json b/composer.json
index d9eecb2..eeb5f73 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
-    "name": "besimple/soap-bundle",
+    "name": "awelara/besimple-soap-bundle",
     "type": "symfony-bundle",
-    "description": "Build and consume SOAP and WSDL based web services with Symfony2",
+    "description": "Build and consume SOAP and WSDL based web services with Symfony4",
     "keywords": [ "soap", "soap-bundle" ],
     "homepage": "https://github.com/BeSimple/BeSimpleSoapBundle",
     "license": "MIT",
@@ -20,18 +20,18 @@
         }
     ],
     "require": {
-        "php": ">=5.3.0",
+        "php": ">=7.0",
         "ext-soap": "*",
-        "besimple/soap-common": "0.3.*",
-        "besimple/soap-wsdl": "0.3.*",
+        "besimple/soap-common": "0.2.*",
+        "besimple/soap-wsdl": "0.2.*",
         "ass/xmlsecurity": "~1.0",
-        "symfony/framework-bundle": "~2.6",
-        "symfony/twig-bundle": "~2.6",
+        "symfony/twig-bundle": "*",
+        "symfony/framework-bundle": "^4.1",
         "zendframework/zend-mime": "2.1.*"
     },
     "suggest": {
-        "besimple/soap-client": "0.3.*",
-        "besimple/soap-server": "0.3.*"
+        "besimple/soap-client": "0.2.*",
+        "besimple/soap-server": "0.2.*"
     },
     "autoload": {
         "psr-0": { "BeSimple\\SoapBundle": "" }
@@ -39,7 +39,7 @@
     "target-dir": "BeSimple/SoapBundle",
     "extra": {
         "branch-alias": {
-            "dev-master": "0.3-dev"
+            "dev-master": "0.4-dev"
         }
     }
 }