diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 444daa1..392cec6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -100,6 +100,11 @@ jobs:
                 name: Run PHPStan
                 run: vendor/bin/phpstan analyse
                 if: always() && steps.end-of-setup.outcome == 'success'
+
+            -
+                name: Run PHPSpec
+                run: vendor/bin/phpspec run --ansi -f progress --no-interaction
+                if: always() && steps.end-of-setup.outcome == 'success'
     tests:
         runs-on: ubuntu-latest
 
diff --git a/spec/StateMachine/CancelAuthorizedOrderProcessorSpec.php b/spec/StateMachine/CancelOrderProcessorSpec.php
similarity index 71%
rename from spec/StateMachine/CancelAuthorizedOrderProcessorSpec.php
rename to spec/StateMachine/CancelOrderProcessorSpec.php
index f1346b4..138f1f5 100644
--- a/spec/StateMachine/CancelAuthorizedOrderProcessorSpec.php
+++ b/spec/StateMachine/CancelOrderProcessorSpec.php
@@ -11,11 +11,12 @@
 use Payum\Core\Security\TokenFactoryInterface;
 use Payum\Core\Security\TokenInterface;
 use PhpSpec\ObjectBehavior;
+use SM\Event\TransitionEvent;
 use Sylius\Bundle\PayumBundle\Model\GatewayConfigInterface;
 use Sylius\Component\Core\Model\PaymentInterface;
 use Sylius\Component\Core\Model\PaymentMethodInterface;
 
-final class CancelAuthorizedOrderProcessorSpec extends ObjectBehavior
+final class CancelOrderProcessorSpec extends ObjectBehavior
 {
     public function let(
         CancelRequestFactoryInterface $cancelRequestFactory,
@@ -27,6 +28,7 @@ public function let(
     public function it_is_invokable(
         Payum $payum,
         PaymentInterface $payment,
+        TransitionEvent $event,
         PaymentMethodInterface $paymentMethod,
         GatewayConfigInterface $gatewayConfig,
         GatewayInterface $gateway,
@@ -35,7 +37,6 @@ public function it_is_invokable(
         CancelRequestFactoryInterface $cancelRequestFactory,
         ModelAggregateInterface $request
     ): void {
-        $payment->getState()->willReturn(PaymentInterface::STATE_AUTHORIZED);
 
         $payment->getMethod()->willReturn($paymentMethod);
         $paymentMethod->getGatewayConfig()->willReturn($gatewayConfig);
@@ -46,21 +47,26 @@ public function it_is_invokable(
         $payum->getGateway($gatewayName)->willReturn($gateway);
 
         $payum->getTokenFactory()->willReturn($tokenFactory);
-        $tokenFactory->createToken($gatewayName, $payment, 'sylius_shop_order_after_pay')->willReturn($token);
+        $tokenFactory->createToken($gatewayName, $payment, 'payum_notify_do')->willReturn($token);
 
         $request->beConstructedWith([$token]);
         $cancelRequestFactory->createNewWithToken($token)->willReturn($request);
 
         $gateway->execute($request)->shouldBeCalled();
 
-        $this->__invoke($payment);
+        $this->__invoke($payment, $event);
     }
 
-    public function it_do_nothing_when_it_is_not_an_authorized_state(
-        PaymentInterface $payment
+    public function it_do_nothing_when_gateway_is_unknown(
+        PaymentInterface $payment,
+        TransitionEvent $event,
+        PaymentMethodInterface $paymentMethod,
+        GatewayConfigInterface $gatewayConfig
     ): void {
-        $payment->getState()->willReturn(PaymentInterface::STATE_COMPLETED);
+        $payment->getMethod()->willReturn($paymentMethod);
+        $paymentMethod->getGatewayConfig()->willReturn($gatewayConfig);
+        $gatewayConfig->getConfig()->willReturn(['factory' => 'foo']);
 
-        $this->__invoke($payment);
+        $this->__invoke($payment, $event);
     }
 }
diff --git a/spec/StateMachine/CompleteAuthorizedOrderProcessorSpec.php b/spec/StateMachine/CompleteAuthorizedOrderProcessorSpec.php
index b6819be..9efe7b9 100644
--- a/spec/StateMachine/CompleteAuthorizedOrderProcessorSpec.php
+++ b/spec/StateMachine/CompleteAuthorizedOrderProcessorSpec.php
@@ -11,6 +11,7 @@
 use Payum\Core\Security\TokenFactoryInterface;
 use Payum\Core\Security\TokenInterface;
 use PhpSpec\ObjectBehavior;
+use SM\Event\TransitionEvent;
 use Sylius\Bundle\PayumBundle\Model\GatewayConfigInterface;
 use Sylius\Component\Core\Model\PaymentInterface;
 use Sylius\Component\Core\Model\PaymentMethodInterface;
@@ -27,6 +28,7 @@ public function let(
     public function it_is_invokable(
         Payum $payum,
         PaymentInterface $payment,
+        TransitionEvent $event,
         PaymentMethodInterface $paymentMethod,
         GatewayConfigInterface $gatewayConfig,
         GatewayInterface $gateway,
@@ -35,7 +37,7 @@ public function it_is_invokable(
         CaptureRequestFactoryInterface $captureRequestFactory,
         ModelAggregateInterface $request
     ): void {
-        $payment->getState()->willReturn(PaymentInterface::STATE_AUTHORIZED);
+        $event->getState()->willReturn(PaymentInterface::STATE_AUTHORIZED);
 
         $payment->getMethod()->willReturn($paymentMethod);
         $paymentMethod->getGatewayConfig()->willReturn($gatewayConfig);
@@ -46,21 +48,37 @@ public function it_is_invokable(
         $payum->getGateway($gatewayName)->willReturn($gateway);
 
         $payum->getTokenFactory()->willReturn($tokenFactory);
-        $tokenFactory->createToken($gatewayName, $payment, 'sylius_shop_order_after_pay')->willReturn($token);
+        $tokenFactory->createToken($gatewayName, $payment, 'payum_notify_do')->willReturn($token);
 
         $request->beConstructedWith([$token]);
         $captureRequestFactory->createNewWithToken($token)->willReturn($request);
 
         $gateway->execute($request)->shouldBeCalled();
 
-        $this->__invoke($payment);
+        $this->__invoke($payment, $event);
     }
 
     public function it_do_nothing_when_it_is_not_an_authorized_state(
-        PaymentInterface $payment
+        PaymentInterface $payment,
+        TransitionEvent $event
+    ): void {
+        $event->getState()->willReturn(PaymentInterface::STATE_COMPLETED);
+
+        $this->__invoke($payment, $event);
+    }
+
+    public function it_do_nothing_when_gateway_is_unknown(
+        PaymentInterface $payment,
+        TransitionEvent $event,
+        PaymentMethodInterface $paymentMethod,
+        GatewayConfigInterface $gatewayConfig
     ): void {
-        $payment->getState()->willReturn(PaymentInterface::STATE_COMPLETED);
+        $event->getState()->willReturn(PaymentInterface::STATE_AUTHORIZED);
+
+        $payment->getMethod()->willReturn($paymentMethod);
+        $paymentMethod->getGatewayConfig()->willReturn($gatewayConfig);
+        $gatewayConfig->getConfig()->willReturn(['factory' => 'foo']);
 
-        $this->__invoke($payment);
+        $this->__invoke($payment, $event);
     }
 }
diff --git a/spec/StateMachine/RefundOrderProcessorSpec.php b/spec/StateMachine/RefundOrderProcessorSpec.php
index fd788ea..a0133a6 100644
--- a/spec/StateMachine/RefundOrderProcessorSpec.php
+++ b/spec/StateMachine/RefundOrderProcessorSpec.php
@@ -11,6 +11,7 @@
 use Payum\Core\Security\TokenFactoryInterface;
 use Payum\Core\Security\TokenInterface;
 use PhpSpec\ObjectBehavior;
+use SM\Event\TransitionEvent;
 use Sylius\Bundle\PayumBundle\Model\GatewayConfigInterface;
 use Sylius\Component\Core\Model\PaymentInterface;
 use Sylius\Component\Core\Model\PaymentMethodInterface;
@@ -27,6 +28,7 @@ public function let(
     public function it_is_invokable(
         Payum $payum,
         PaymentInterface $payment,
+        TransitionEvent $event,
         PaymentMethodInterface $paymentMethod,
         GatewayConfigInterface $gatewayConfig,
         GatewayInterface $gateway,
@@ -35,7 +37,7 @@ public function it_is_invokable(
         RefundRequestFactoryInterface $refundRequestFactory,
         ModelAggregateInterface $request
     ): void {
-        $payment->getState()->willReturn(PaymentInterface::STATE_COMPLETED);
+        $event->getState()->willReturn(PaymentInterface::STATE_COMPLETED);
 
         $payment->getMethod()->willReturn($paymentMethod);
         $paymentMethod->getGatewayConfig()->willReturn($gatewayConfig);
@@ -46,21 +48,37 @@ public function it_is_invokable(
         $payum->getGateway($gatewayName)->willReturn($gateway);
 
         $payum->getTokenFactory()->willReturn($tokenFactory);
-        $tokenFactory->createToken($gatewayName, $payment, 'sylius_shop_order_after_pay')->willReturn($token);
+        $tokenFactory->createToken($gatewayName, $payment, 'payum_notify_do')->willReturn($token);
 
         $request->beConstructedWith([$token]);
         $refundRequestFactory->createNewWithToken($token)->willReturn($request);
 
         $gateway->execute($request)->shouldBeCalled();
 
-        $this->__invoke($payment);
+        $this->__invoke($payment, $event);
     }
 
     public function it_do_nothing_when_it_is_not_a_completed_state(
-        PaymentInterface $payment
+        PaymentInterface $payment,
+        TransitionEvent $event
+    ): void {
+        $event->getState()->willReturn(PaymentInterface::STATE_AUTHORIZED);
+
+        $this->__invoke($payment, $event);
+    }
+
+    public function it_do_nothing_when_gateway_is_unknown(
+        PaymentInterface $payment,
+        TransitionEvent $event,
+        PaymentMethodInterface $paymentMethod,
+        GatewayConfigInterface $gatewayConfig
     ): void {
-        $payment->getState()->willReturn(PaymentInterface::STATE_AUTHORIZED);
+        $event->getState()->willReturn(PaymentInterface::STATE_COMPLETED);
+
+        $payment->getMethod()->willReturn($paymentMethod);
+        $paymentMethod->getGatewayConfig()->willReturn($gatewayConfig);
+        $gatewayConfig->getConfig()->willReturn(['factory' => 'foo']);
 
-        $this->__invoke($payment);
+        $this->__invoke($payment, $event);
     }
 }