diff --git a/manpages6/shorewall6-interfaces.xml b/manpages6/shorewall6-interfaces.xml
index 1f5cb4bed..2bdbd10b7 100644
--- a/manpages6/shorewall6-interfaces.xml
+++ b/manpages6/shorewall6-interfaces.xml
@@ -134,7 +134,7 @@ loc     eth2            -</programlisting>
             </varlistentry>
 
             <varlistentry>
-              <term>forward[={0|1}]</term>
+              <term><emphasis role="bold">forward</emphasis>[={0|1}]</term>
 
               <listitem>
                 <para>Sets the /proc/sys/net/ipv6/conf/interface/forwarding