diff -ur a/doc/siproxd_guide.sgml b/doc/siproxd_guide.sgml
--- a/doc/siproxd_guide.sgml	2007-05-23 22:51:54.000000000 +0200
+++ b/doc/siproxd_guide.sgml	2008-01-22 16:30:42.000000000 +0100
@@ -74,6 +74,7 @@
         "helping technologies" WILL DO CONFLICT with siproxd and result
         in a mess.</para>
     </sect1>
+  </chapter>
 
   <!-- Chapter 1: Overview -->
   <chapter label="1" id="Overview">