diff --git a/Action/AuthorizeAction.php b/Action/AuthorizeAction.php
index 51a0e0c..b5ebde0 100644
--- a/Action/AuthorizeAction.php
+++ b/Action/AuthorizeAction.php
@@ -21,8 +21,6 @@ public function execute($request)
     {
         RequestNotSupportedException::assertSupports($this, $request);
 
-        $model = ArrayObject::ensureArrayObject($request->getModel());
-
         throw new \LogicException('Not implemented');
     }
 
diff --git a/Action/CancelAction.php b/Action/CancelAction.php
index 7429472..3a53698 100644
--- a/Action/CancelAction.php
+++ b/Action/CancelAction.php
@@ -20,8 +20,6 @@ public function execute($request)
     {
         RequestNotSupportedException::assertSupports($this, $request);
 
-        $model = ArrayObject::ensureArrayObject($request->getModel());
-
         throw new \LogicException('Not implemented');
     }
 
diff --git a/Action/NotifyAction.php b/Action/NotifyAction.php
index dfa579d..a0a1240 100644
--- a/Action/NotifyAction.php
+++ b/Action/NotifyAction.php
@@ -37,7 +37,7 @@ public function execute($request)
 
         $this->gateway->execute($httpRequest = new GetHttpRequest());
 
-        if ($completed = $this->api->doNotify($httpRequest->query)) {
+        if ($this->api->doNotify($httpRequest->query)) {
             $model['status'] = 'COMPLETED';
             throw new HttpResponse('OK');
         } else {
diff --git a/Action/RefundAction.php b/Action/RefundAction.php
index 296c6a3..d31956c 100644
--- a/Action/RefundAction.php
+++ b/Action/RefundAction.php
@@ -20,8 +20,6 @@ public function execute($request)
     {
         RequestNotSupportedException::assertSupports($this, $request);
 
-        $model = ArrayObject::ensureArrayObject($request->getModel());
-
         throw new \LogicException('Not implemented');
     }
 
diff --git a/Api.php b/Api.php
index 99f9515..48a74dc 100644
--- a/Api.php
+++ b/Api.php
@@ -1,21 +1,15 @@
 <?php
 namespace PTS\Paysera;
 
-use Http\Message\MessageFactory;
 use function League\Uri\create;
 use Payum\Core\Bridge\Spl\ArrayObject;
-use Payum\Core\Exception\Http\HttpException;
-use Payum\Core\HttpClientInterface;
 use Payum\Core\Reply\HttpPostRedirect;
-use Payum\Core\Reply\HttpResponse;
-use Payum\Core\Request\GetHttpRequest;
-use Symfony\Component\HttpFoundation\Request;
 use WebToPay;
 
 class Api
 {
     /**
-     * @var array
+     * @var mixed
      */
     protected $options = [];
 
@@ -27,7 +21,6 @@ public function __construct(array $options)
     {
         $options = ArrayObject::ensureArrayObject($options);
         $options->defaults($this->options);
-
         $this->options = $options;
     }
 
diff --git a/PayseraGatewayFactory.php b/PayseraGatewayFactory.php
index 80a0fb3..6ebace7 100644
--- a/PayseraGatewayFactory.php
+++ b/PayseraGatewayFactory.php
@@ -45,7 +45,7 @@ protected function populateConfig(ArrayObject $config)
             $config['payum.api'] = function (ArrayObject $config) {
                 $config->validateNotEmpty($config['payum.required_options']);
 
-                return new Api((array)$config, $config['payum.http_client'], $config['httplug.message_factory']);
+                return new Api((array)$config);
             };
         }
     }