diff --git a/framework/core/src/Mail/SendmailDriver.php b/framework/core/src/Mail/SendmailDriver.php
index c07d227aaf..167898f9e9 100644
--- a/framework/core/src/Mail/SendmailDriver.php
+++ b/framework/core/src/Mail/SendmailDriver.php
@@ -35,6 +35,6 @@ public function canSend(): bool
 
     public function buildTransport(SettingsRepositoryInterface $settings): TransportInterface
     {
-        return (new SendmailTransportFactory())->create(new Dsn('', 'sendmail'));
+        return (new SendmailTransportFactory())->create(new Dsn('sendmail', 'default'));
     }
 }