diff --git a/config/packages/monolog.yaml b/config/packages/monolog.yaml
index a376121..cd9e5b8 100644
--- a/config/packages/monolog.yaml
+++ b/config/packages/monolog.yaml
@@ -104,4 +104,4 @@ when@prod:
                 type: stream
                 channels: [deprecation]
                 path: php://stderr
-                formatter: monolog.formatter.json
+                formatter: monolog.formatter.json
\ No newline at end of file
diff --git a/config/services.yaml b/config/services.yaml
index 51f5ba0..83cc8eb 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -132,3 +132,8 @@ services:
       arguments:
         $httpClient: '@typo3.client'
         $apiKey: 'AbcAbc123'# dummy key, not yet implemented
+
+    App\Logger\RequestIdProcessor:
+        tags:
+            - { name: monolog.processor }
+
diff --git a/src/BusProNet/ApiClient.php b/src/BusProNet/ApiClient.php
index 761fac8..dd3b534 100644
--- a/src/BusProNet/ApiClient.php
+++ b/src/BusProNet/ApiClient.php
@@ -25,6 +25,7 @@ use App\Form\Model\RegistrationDto;
 use League\Flysystem\FilesystemException;
 use League\Flysystem\FilesystemOperator;
 use Psr\Log\LoggerInterface;
+use Symfony\Component\HttpFoundation\RequestStack;
 use Symfony\Component\OptionsResolver\OptionsResolver;
 use Symfony\Component\Serializer\Encoder\XmlEncoder;
 use Symfony\Component\Serializer\SerializerInterface;
@@ -55,6 +56,7 @@ class ApiClient
         private readonly FilesystemOperator $xmlDump,
         private readonly LoggerInterface $logger,
         private readonly BookingDataProcessor $bookingDataProcessor,
+        private readonly RequestStack $requestStack,
         array $options,
     ) {
         $this->config = $this->resolveOptions($options);
@@ -516,7 +518,7 @@ class ApiClient
      */
     private function doSendRawXml(string $xml, bool $debug = false): string
     {
-        $requestId = date(DATE_ATOM).uniqid();
+        $requestId = $this->getRequestId();
 
         $doc = new \DOMDocument();
         if (false === @$doc->loadXML($xml)) {
@@ -631,7 +633,7 @@ class ApiClient
      */
     private function doSendRequest(string $type, array $data, array $additionalArgs = [], bool $debug = false): mixed
     {
-        $requestId = date(DATE_ATOM).uniqid();
+        $requestId = $this->getRequestId();
 
         $body = $this
             ->serializer
@@ -685,6 +687,12 @@ class ApiClient
         }
     }
 
+    private function getRequestId(): string
+    {
+        return $this->requestStack->getMainRequest()?->attributes->get('request_id')
+            ?? date(DATE_ATOM).uniqid();
+    }
+
     private function createKey(string $username, string $password, string $type): string
     {
         $date = (new \DateTimeImmutable())->format('Ymd');
diff --git a/src/EventListener/RequestIdListener.php b/src/EventListener/RequestIdListener.php
new file mode 100644
index 0000000..036c373
--- /dev/null
+++ b/src/EventListener/RequestIdListener.php
@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\EventListener;
+
+use Symfony\Component\EventDispatcher\Attribute\AsEventListener;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+#[AsEventListener(event: KernelEvents::REQUEST, priority: 255)]
+class RequestIdListener
+{
+    public function __invoke(RequestEvent $event): void
+    {
+        if (false === $event->isMainRequest()) {
+            return;
+        }
+
+        $requestId = date(DATE_ATOM).uniqid();
+        $event->getRequest()->attributes->set('request_id', $requestId);
+    }
+}
diff --git a/src/Logger/RequestIdProcessor.php b/src/Logger/RequestIdProcessor.php
new file mode 100644
index 0000000..4dbc082
--- /dev/null
+++ b/src/Logger/RequestIdProcessor.php
@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Logger;
+
+use Monolog\LogRecord;
+use Monolog\Processor\ProcessorInterface;
+use Symfony\Component\HttpFoundation\RequestStack;
+
+class RequestIdProcessor implements ProcessorInterface
+{
+    public function __construct(
+        private readonly RequestStack $requestStack,
+    ) {
+    }
+
+    public function __invoke(LogRecord $record): LogRecord
+    {
+        $requestId = $this->requestStack->getMainRequest()?->attributes->get('request_id');
+
+        if (null !== $requestId) {
+            $record->extra['request_id'] = $requestId;
+        }
+
+        return $record;
+    }
+}