diff --git a/docs/dhcp.xml b/docs/dhcp.xml
index 7534673c7..5a2b4a412 100644
--- a/docs/dhcp.xml
+++ b/docs/dhcp.xml
@@ -158,6 +158,12 @@
 #                                                    PORT(S)
 ACCEPT         ZONEA         ZONEB       udp         67:68
 ACCEPT         ZONEB         ZONEA       udp         67:68</programlisting>
+
+        <para>Alternatively, use the DHCPfwd macro:</para>
+
+        <programlisting>#ACTION        SOURCE        DEST        PROTO       DEST
+#                                                    PORT(S)
+DHCPfwd        ZONEA         ZONEB</programlisting>
       </listitem>
 
       <listitem>