diff --git a/README.md b/README.md
index 8757149a..b78994cd 100644
--- a/README.md
+++ b/README.md
@@ -41,10 +41,16 @@ Though the experience is not that refined...
 # Start the stack in the background
 docker compose up -d
 
+# View locally sent email, including account verification links
+# http://localhost:8025/
+
 # Stop the stack and delete all volumes
 docker compose down --volumes
 ```
 
+The Compose setup sends email to the local MailHog inbox instead of an external
+mail provider.
+
 ### Migrations  
 
 Run everything in one go:
diff --git a/docker-compose.yml b/docker-compose.yml
index e14f0e18..5d25b55e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -13,11 +13,16 @@ services:
     restart: always
     depends_on:
       - sql
+      - mailhog
     links:
       - sql
       - redis
     environment:
-      - CONTAINER_ROLE=app
+      CONTAINER_ROLE: app
+      MAIL_MAILER: smtp
+      MAIL_HOST: mailhog
+      MAIL_PORT: 1025
+      MAIL_ENCRYPTION: ""
   sql:
     image: "${DOCKER_DATABASE_IMAGE_NAME}"
     environment:
@@ -41,6 +46,11 @@ services:
     restart: always
     expose:
       - 6379
+  mailhog:
+    image: mailhog/mailhog:v1.0.1
+    restart: always
+    ports:
+      - 127.0.0.1:8025:8025
 
 volumes:
   sql-data:
diff --git a/tests/Routes/Complaint/SendMessageTest.php b/tests/Routes/Complaint/SendMessageTest.php
index f92f23ea..1b3a9c08 100644
--- a/tests/Routes/Complaint/SendMessageTest.php
+++ b/tests/Routes/Complaint/SendMessageTest.php
@@ -7,8 +7,10 @@
 use App\Rules\ReCaptchaValidation;
 use Illuminate\Foundation\Testing\RefreshDatabase;
 use Illuminate\Notifications\AnonymousNotifiable;
+use Illuminate\Support\Facades\Mail;
 use Illuminate\Support\Facades\Notification;
 use Symfony\Component\Mailer\Exception\TransportException;
+use Symfony\Component\Mailer\Transport\TransportInterface;
 use Tests\TestCase;
 
 class SendMessageTest extends TestCase {
@@ -66,15 +68,16 @@ private function assertComplaintNotRecorded() {
     public function testRecordOnMailFail() {
         $this->mockReCaptchaValidation();
 
-        $data = $this->postDataTemplateFilled;
+        $transport = $this->createMock(TransportInterface::class);
+        $transport->expects($this->once())
+            ->method('send')
+            ->willThrowException(new TransportException('Simulated mail delivery failure'));
+        Mail::mailer()->setSymfonyTransport($transport);
 
-        try {
-            $response = $this->json('POST', $this->route, $data);
-        } catch (TransportException $e) {
-            return;
-        }
+        $data = $this->postDataTemplateFilled;
 
-        $this->assertNotEquals($response->status(), 200);
+        $response = $this->json('POST', $this->route, $data);
+        $response->assertStatus(500);
 
         $this->assertComplaintRecorded();
         $this->assertComplaintNotMarkedAsDispatched();