diff --git a/docs/FTP.xml b/docs/FTP.xml
index 41f732b86..2279e46e9 100644
--- a/docs/FTP.xml
+++ b/docs/FTP.xml
@@ -311,8 +311,9 @@ xt_tcpudp               3328  0
     the control connection looking for PASV and PORT commands as well as PASV
     responses. If you run an FTP server on a nonstandard port or you need to
     access such a server, you must therefore let the helpers know by
-    specifying the port in /etc/shorewall/modules entries for the helpers.
-    <caution>
+    specifying the port in /etc/shorewall/modules entries for the helpers. You
+    should create /etc/shorewall/modules by copying
+    /usr/share/shorewall/modules.<caution>
         <para>You must have modularized FTP connection tracking support in
         order to use FTP on a non-standard port.</para>
       </caution></para>
@@ -429,4 +430,4 @@ ACCEPT:info  dmz        net             tcp       -          20</programlisting>
     <para>The above rule accepts and logs all active mode connections from my
     DMZ to the net.</para>
   </section>
-</article>
+</article>
\ No newline at end of file