diff --git a/src/Exception/PayPalWebhookAlreadyRegisteredException.php b/src/Exception/PayPalWebhookAlreadyRegisteredException.php
new file mode 100644
index 00000000..84c5fce0
--- /dev/null
+++ b/src/Exception/PayPalWebhookAlreadyRegisteredException.php
@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Sylius\PayPalPlugin\Exception;
+
+final class PayPalWebhookAlreadyRegisteredException extends \Exception
+{
+    public function __construct()
+    {
+        parent::__construct('Webhook already registered!');
+    }
+}
diff --git a/src/Onboarding/Processor/BasicOnboardingProcessor.php b/src/Onboarding/Processor/BasicOnboardingProcessor.php
index 03e513d4..e23f50d6 100644
--- a/src/Onboarding/Processor/BasicOnboardingProcessor.php
+++ b/src/Onboarding/Processor/BasicOnboardingProcessor.php
@@ -8,6 +8,7 @@
 use Sylius\Bundle\PayumBundle\Model\GatewayConfig;
 use Sylius\Component\Core\Model\PaymentMethodInterface;
 use Sylius\PayPalPlugin\Exception\PayPalPluginException;
+use Sylius\PayPalPlugin\Exception\PayPalWebhookAlreadyRegisteredException;
 use Sylius\PayPalPlugin\Exception\PayPalWebhookUrlNotValidException;
 use Sylius\PayPalPlugin\Registrar\SellerWebhookRegistrarInterface;
 use Symfony\Component\HttpFoundation\Request;
@@ -84,6 +85,8 @@ public function process(
             $this->sellerWebhookRegistrar->register($paymentMethod);
         } catch (PayPalWebhookUrlNotValidException $exception) {
             $paymentMethod->setEnabled(false);
+        } catch (PayPalWebhookAlreadyRegisteredException $exception) {
+            $paymentMethod->setEnabled(true);
         }
 
         return $paymentMethod;
diff --git a/src/Registrar/SellerWebhookRegistrar.php b/src/Registrar/SellerWebhookRegistrar.php
index 95c996ac..0a1c8d23 100644
--- a/src/Registrar/SellerWebhookRegistrar.php
+++ b/src/Registrar/SellerWebhookRegistrar.php
@@ -13,10 +13,13 @@
 
 namespace Sylius\PayPalPlugin\Registrar;
 
+use GuzzleHttp\Exception\ClientException;
 use Payum\Core\Model\GatewayConfigInterface;
+use Psr\Http\Message\ResponseInterface;
 use Sylius\Component\Core\Model\PaymentMethodInterface;
 use Sylius\PayPalPlugin\Api\AuthorizeClientApiInterface;
 use Sylius\PayPalPlugin\Api\WebhookApiInterface;
+use Sylius\PayPalPlugin\Exception\PayPalWebhookAlreadyRegisteredException;
 use Sylius\PayPalPlugin\Exception\PayPalWebhookUrlNotValidException;
 use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 
@@ -49,7 +52,19 @@ public function register(PaymentMethodInterface $paymentMethod): void
 
         $token = $this->authorizeClientApi->authorize((string) $config['client_id'], (string) $config['client_secret']);
         $webhookUrl = $this->urlGenerator->generate('sylius_paypal_plugin_webhook_refund_order', [], UrlGeneratorInterface::ABSOLUTE_URL);
-        $response = $this->webhookApi->register($token, $webhookUrl);
+
+        try {
+            $response = $this->webhookApi->register($token, $webhookUrl);
+        } catch (ClientException $exception) {
+            /** @var ResponseInterface $exceptionResponse */
+            $exceptionResponse = $exception->getResponse();
+            /** @var array $exceptionMessage */
+            $exceptionMessage = json_decode($exceptionResponse->getBody()->getContents(), true);
+
+            if ($exceptionMessage['name'] === 'WEBHOOK_URL_ALREADY_EXISTS') {
+                throw new PayPalWebhookAlreadyRegisteredException();
+            }
+        }
 
         if (isset($response['name']) && $response['name'] === 'VALIDATION_ERROR') {
             throw new PayPalWebhookUrlNotValidException();