diff --git a/doc/boostbook.xml b/doc/boostbook.xml
index 0b048e1..057a6ee 100644
--- a/doc/boostbook.xml
+++ b/doc/boostbook.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <!--
    Copyright (c) 2002 Douglas Gregor <doug.gregor -at- gmail.com>
   
@@ -186,7 +186,7 @@ std::cout &lt;&lt; f(5, 3) &gt;&gt; std::endl;
 
           <listitem><para>The DocBook DTD, available as a ZIP archive
           at the <ulink
-          url="http://www.oasis-open.org/docbook/xml/4.2/index.shtml">OASIS
+          url="http://www.oasis-open.org/docbook/xml/4.2/index.1.shtml">OASIS
           DocBook site</ulink>. The package is called "DocBook XML
           4.2". Extract the DocBook DTD to a directory on your hard
           disk (which we'll refer to as the