diff --git a/README.markdown b/README.markdown
index b4e2f94..efe159a 100644
--- a/README.markdown
+++ b/README.markdown
@@ -410,7 +410,7 @@ parameters:
 services:
     acme_test.sftp:
         class: Net_SFTP
-        arguments: [%acme_test.ssh_host%]
+        arguments: [%acme_test.ssh.host%]
         calls:
             - [login, [%acme_test.ssh.username%, %acme_test.ssh.password%]]