diff --git a/manpages/shorewall-interfaces.xml b/manpages/shorewall-interfaces.xml
index 5cdca4763..6a41b70c2 100644
--- a/manpages/shorewall-interfaces.xml
+++ b/manpages/shorewall-interfaces.xml
@@ -443,7 +443,7 @@ loc     eth2            -</programlisting>
                 <para>The option value (0 or 1) may only be specified if you
                 are using Shorewall-perl. With Shorewall-perl, only those
                 interfaces with the <option>proxyarp</option> option will have
-                their setting changes; the value assigned to the setting will
+                their setting changed; the value assigned to the setting will
                 be the value specified (if any) or 1 if no value is
                 given.</para>
               </listitem>
diff --git a/manpages6/shorewall6-interfaces.xml b/manpages6/shorewall6-interfaces.xml
index a27675947..1dab4b915 100644
--- a/manpages6/shorewall6-interfaces.xml
+++ b/manpages6/shorewall6-interfaces.xml
@@ -216,6 +216,24 @@ loc     eth2            -</programlisting>
                 according to the setting of TCP_FLAGS_LOG_LEVEL.</para>
               </listitem>
             </varlistentry>
+
+            <varlistentry>
+              <term>proxyndp[={0|1}]</term>
+
+              <listitem>
+                <para>Sets
+                /proc/sys/net/ipv6/conf/<emphasis>interface</emphasis>/proxy_ndp.</para>
+
+                <para><emphasis role="bold">Note</emphasis>: This option does
+                not work with a wild-card <replaceable>interface</replaceable>
+                name (e.g., eth0.+) in the INTERFACE column.</para>
+
+                <para>Only those interfaces with the <option>proxyndp</option>
+                option will have their setting changed; the value assigned to
+                the setting will be the value specified (if any) or 1 if no
+                value is given.</para>
+              </listitem>
+            </varlistentry>
           </variablelist>
         </listitem>
       </varlistentry>