diff --git a/docs/Xen.xml b/docs/Xen.xml
index 8bdefbd0a..fb3f95b41 100644
--- a/docs/Xen.xml
+++ b/docs/Xen.xml
@@ -178,7 +178,7 @@ net     eth0            detect          dhcp
       zone <emphasis role="bold">net</emphasis>.<blockquote>
           <programlisting>#ZONE   HOST(S)                                 OPTIONS
 ursa    xenbr0:vif0.0
-dmz     xenbr0:vif+
+dmz     xenbr0:vif+                             routeback
 net     xenbr0:peth0
 #LAST LINE -- ADD YOUR ENTRIES BEFORE THIS LINE -- DO NOT REMOVE</programlisting>
         </blockquote></para>