diff --git a/src/Context/TransportRetriever.php b/src/Context/TransportRetriever.php
index 81f0618..549c34a 100644
--- a/src/Context/TransportRetriever.php
+++ b/src/Context/TransportRetriever.php
@@ -26,7 +26,7 @@ public function getAllTransports(): array
     {
         $transports = [];
 
-        foreach ($this->receiverLocator->getProvidedServices() as $name => $service) {
+        foreach ($this->receiverLocator->getProvidedServices() as $name) {
             $transports[$name] = $this->receiverLocator->get($name);
         }
 
diff --git a/tests/MessengerContextTest.php b/tests/MessengerContextTest.php
index 9e34d1d..860b577 100644
--- a/tests/MessengerContextTest.php
+++ b/tests/MessengerContextTest.php
@@ -58,6 +58,7 @@ public function testClearMessenger(): void
         $serviceProvider
             ->expects(self::once())
             ->method('get')
+            ->with('messenger.transport.test')
             ->willReturn($this->inMemoryTransport);
 
         $this->inMemoryTransport