diff --git a/docs/ProxyARP.xml b/docs/ProxyARP.xml
index e75041200..ec778a2fd 100644
--- a/docs/ProxyARP.xml
+++ b/docs/ProxyARP.xml
@@ -331,7 +331,7 @@ shorewall start</programlisting>
     in /etc/shorewall6/proxyndp is required:</para>
 
     <programlisting>#ADDRESS	          INTERFACE    EXTERNAL    HAVEROUTE    PERSISTENT
-2001:470:b:227::44 -            eth1        Yes</programlisting>
+2001:470:b:227::44        -            eth1        Yes</programlisting>
 
     <para>A practical application is shown in the Linux <ulink
     url="Vserver.html#NDP">Vserver article</ulink>.</para>