diff --git a/symfony/mailer/4.3/manifest.json b/symfony/mailer/4.3/manifest.json
index 84181b0d..826add36 100644
--- a/symfony/mailer/4.3/manifest.json
+++ b/symfony/mailer/4.3/manifest.json
@@ -4,5 +4,6 @@
     },
     "env": {
         "#1": "MAILER_DSN=smtp://localhost"
-    }
+    },
+    "aliases": ["mailer", "mail"]
 }
diff --git a/symfony/mailer/4.3/post-install.txt b/symfony/mailer/4.3/post-install.txt
index 0c79ff83..92097aae 100644
--- a/symfony/mailer/4.3/post-install.txt
+++ b/symfony/mailer/4.3/post-install.txt
@@ -8,11 +8,4 @@
     the corresponding bridge.
     For instance, <info>composer require mailgun-mailer</> for Mailgun.
 
-  * If you want to send emails asynchronously:
-
-    1. Install the messenger component by running <info>composer require messenger</>;
-    2. Add <info>'Symfony\Component\Mailer\Messenger\SendEmailMessage': amqp</> to the
-       <info>config/packages/messenger.yaml</> file under <info>framework.messenger.routing</>
-       and replace <info>amqp</> with your transport name of choice.
-
   * <fg=blue>Read</> the documentation at <comment>https://symfony.com/doc/master/mailer.html</>
diff --git a/symfony/swiftmailer-bundle/2.5/manifest.json b/symfony/swiftmailer-bundle/2.5/manifest.json
index 0dc85679..12b9f3f7 100644
--- a/symfony/swiftmailer-bundle/2.5/manifest.json
+++ b/symfony/swiftmailer-bundle/2.5/manifest.json
@@ -10,6 +10,5 @@
         "#2": "For a generic SMTP server, use: \"smtp://localhost:25?encryption=&auth_mode=\"",
         "#3": "Delivery is disabled by default via \"null://localhost\"",
         "MAILER_URL": "null://localhost"
-    },
-    "aliases": ["mailer", "mail"]
+    }
 }