diff --git a/tests/Application/.env b/tests/Application/.env
index 49e4b95..5f0098c 100644
--- a/tests/Application/.env
+++ b/tests/Application/.env
@@ -27,3 +27,10 @@ JWT_PASSPHRASE=YOUR_SECRET_PASSPHRASE
 # Delivery is disabled by default via "null://localhost"
 MAILER_URL=smtp://localhost
 ###< symfony/swiftmailer-bundle ###
+
+###> symfony/messenger ###
+# Choose one of the transports below
+# MESSENGER_TRANSPORT_DSN=amqp://guest:guest@localhost:5672/%2f/messages
+MESSENGER_TRANSPORT_DSN=doctrine://default
+# MESSENGER_TRANSPORT_DSN=redis://localhost:6379/messages
+###< symfony/messenger ###