diff --git a/roles/network/templates/hostname.if.j2 b/roles/network/templates/hostname.if.j2
index 0db5d8b..862640b 100644
--- a/roles/network/templates/hostname.if.j2
+++ b/roles/network/templates/hostname.if.j2
@@ -1,3 +1,6 @@
+{% if item.rdomain is defined %}
+rdomain {{ item.rdomain }}
+{% endif %}
 {% if item.proto is not defined or item.proto == 'dhcp' %}
 dhcp
 {% elif item.proto == 'static' %}