diff --git a/symfony/messenger/4.1/config/packages/messenger.yaml b/symfony/messenger/4.1/config/packages/messenger.yaml
index 5c113c8d..c8078980 100644
--- a/symfony/messenger/4.1/config/packages/messenger.yaml
+++ b/symfony/messenger/4.1/config/packages/messenger.yaml
@@ -2,7 +2,7 @@ framework:
     messenger:
         transports:
             # Uncomment the following line to enable a transport named "amqp"
-            # amqp: '%env(MESSENGER_ADAPTER_DSN)%'
+            # amqp: '%env(MESSENGER_TRANSPORT_DSN)%'
 
         routing:
             # Route your messages to the transports
diff --git a/symfony/messenger/4.1/manifest.json b/symfony/messenger/4.1/manifest.json
index 92bdf927..12e0ef3d 100644
--- a/symfony/messenger/4.1/manifest.json
+++ b/symfony/messenger/4.1/manifest.json
@@ -3,7 +3,7 @@
         "config/": "%CONFIG_DIR%/"
     },
     "env": {
-        "#1": "MESSENGER_ADAPTER_DSN=amqp://guest:guest@localhost:5672/%2f/messages"
+        "#1": "MESSENGER_TRANSPORT_DSN=amqp://guest:guest@localhost:5672/%2f/messages"
     },
     "aliases": ["messenger"]
 }
diff --git a/symfony/messenger/4.1/post-install.txt b/symfony/messenger/4.1/post-install.txt
index d4ea3226..71c4ff5a 100644
--- a/symfony/messenger/4.1/post-install.txt
+++ b/symfony/messenger/4.1/post-install.txt
@@ -10,7 +10,7 @@
     AMQP transport by:
 
     1. Installing the AMQP pack by running <info>composer require amqp</>;
-    2. Uncommenting the <comment>MESSENGER_ADAPTER_DSN</> env var
+    2. Uncommenting the <comment>MESSENGER_TRANSPORT_DSN</> env var
        and <comment>framework.messanger.transports.amqp</> config;
     3. Routing your messages to the amqp sender.