diff --git a/tasks/communication.yml b/tasks/communication.yml
index 6bb68a9..291ae85 100644
--- a/tasks/communication.yml
+++ b/tasks/communication.yml
@@ -19,6 +19,7 @@
         regexp: "relayhost =",
         line: "relayhost = {{ relayhost }}"
       }
+  when: "'SMTP' not in inventory_hostname"
 
 - name: Ensure Postfix is Started/Enabled
   service: