diff --git a/docs/MultiISP.xml b/docs/MultiISP.xml
index 1f97c8554..18f4b7bfd 100644
--- a/docs/MultiISP.xml
+++ b/docs/MultiISP.xml
@@ -302,8 +302,11 @@
                   'balance' (see below).</para>
 
                   <para>Use of this feature requires that your kernel and
-                  iptables support CONNMARK target and connmark match support.
-                  It does not require the ROUTE target extension.</para>
+                  iptables include CONNMARK target and connmark match support
+                  (<emphasis role="bold">Warning</emphasis>: Standard
+                  <trademark>Debian</trademark> and
+                  <trademark>Ubuntu</trademark> kernels are lacking that
+                  support!).</para>
 
                   <warning>
                     <para>A <emphasis role="bold">bug</emphasis> in Shorewall
@@ -458,7 +461,7 @@
             INTERFACE column plus the interfaces listed in this column.
             Normally, you will list all interfaces on your firewall in this
             column except those internet interfaces specified in the INTERFACE
-            column of entries in this file. </para>
+            column of entries in this file.</para>
           </listitem>
         </varlistentry>
       </variablelist>