diff --git a/symfonycorp/platformsh-meta/1.0/config/packages/messenger.yaml b/symfonycorp/platformsh-meta/1.0/config/packages/messenger.yaml
index c17ef7f5..587083a6 100644
--- a/symfonycorp/platformsh-meta/1.0/config/packages/messenger.yaml
+++ b/symfonycorp/platformsh-meta/1.0/config/packages/messenger.yaml
@@ -16,5 +16,9 @@ framework:
             # sync: 'sync://'
 
         routing:
+            Symfony\Component\Mailer\Messenger\SendEmailMessage: async
+            Symfony\Component\Notifier\Message\ChatMessage: async
+            Symfony\Component\Notifier\Message\SmsMessage: async
+
             # Route your messages to the transports
             # 'App\Message\YourMessage': async