diff --git a/hosts b/hosts
index 63b58bb..2894479 100644
--- a/hosts
+++ b/hosts
@@ -48,6 +48,7 @@ cm0.pyrocufflink.blue
 dc0.pyrocufflink.blue
 dc1.pyrocufflink.blue
 dns0.pyrocufflink.blue
+smtp0.pyrocufflink.blue
 
 [zabbix:children]
 zabbix-server