diff --git a/host_vars/zbx0.pyrocufflink.blue.yml b/host_vars/zbx0.pyrocufflink.blue.yml
new file mode 100644
index 0000000..a64cfa3
--- /dev/null
+++ b/host_vars/zbx0.pyrocufflink.blue.yml
@@ -0,0 +1,9 @@
+smtp_username: zbx0.pyrocufflink.blue
+smtp_password: !vault |
+  $ANSIBLE_VAULT;1.1;AES256
+  33643566633437643464653839363739666133336262353331613061336330666230613130303130
+  3733363366616437636138313665313165303638656565320a346636393366633835663866386162
+  32356435383134323730333265373364363362636435656566653064336161633232306333613866
+  6235373734376633340a363835356631326566316365363264383234656631653966626265653362
+  32353030393865383032353738643234373135326136623662353632353731613965343938633336
+  6264653030343065633739303338646235663465613762633936
diff --git a/hosts b/hosts
index a0caf45..63b58bb 100644
--- a/hosts
+++ b/hosts
@@ -54,3 +54,6 @@ zabbix-server
 
 [smtp-relay]
 smtp0.pyrocufflink.blue
+
+[smtp-relay:children]
+zabbix-server