diff --git a/Tests/Transport/MailgunTransportFactoryTest.php b/Tests/Transport/MailgunTransportFactoryTest.php
index a88f1e1..9f26f46 100644
--- a/Tests/Transport/MailgunTransportFactoryTest.php
+++ b/Tests/Transport/MailgunTransportFactoryTest.php
@@ -17,12 +17,15 @@
 use Symfony\Component\Mailer\Bridge\Mailgun\Transport\MailgunHttpTransport;
 use Symfony\Component\Mailer\Bridge\Mailgun\Transport\MailgunSmtpTransport;
 use Symfony\Component\Mailer\Bridge\Mailgun\Transport\MailgunTransportFactory;
-use Symfony\Component\Mailer\Test\TransportFactoryTestCase;
+use Symfony\Component\Mailer\Test\AbstractTransportFactoryTestCase;
+use Symfony\Component\Mailer\Test\IncompleteDsnTestTrait;
 use Symfony\Component\Mailer\Transport\Dsn;
 use Symfony\Component\Mailer\Transport\TransportFactoryInterface;
 
-class MailgunTransportFactoryTest extends TransportFactoryTestCase
+class MailgunTransportFactoryTest extends AbstractTransportFactoryTestCase
 {
+    use IncompleteDsnTestTrait;
+
     public function getFactory(): TransportFactoryInterface
     {
         return new MailgunTransportFactory(null, new MockHttpClient(), new NullLogger());
diff --git a/composer.json b/composer.json
index bdc82be..3a5a475 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
     ],
     "require": {
         "php": ">=8.2",
-        "symfony/mailer": "^6.4|^7.0"
+        "symfony/mailer": "^7.2"
     },
     "require-dev": {
         "symfony/http-client": "^6.4|^7.0",