diff --git a/src/docbkx/introduction/getting-started.xml b/src/docbkx/introduction/getting-started.xml
index be8939d60..afb7c9201 100644
--- a/src/docbkx/introduction/getting-started.xml
+++ b/src/docbkx/introduction/getting-started.xml
@@ -51,7 +51,7 @@
 
     <para>If you encounter a bug or want to suggest an improvement, please
     create a ticket on the Spring Data issue <ulink
-    url="https://jira.springframework.org/browse/DATAKV">tracker</ulink>.</para>
+    url="https://jira.springframework.org/browse/DATAMONGO">tracker</ulink>.</para>
 
     <para>To stay up to date with the latest news and announcements in the
     Spring eco system, subscribe to the Spring Community <ulink
diff --git a/src/docbkx/introduction/introduction.xml b/src/docbkx/introduction/introduction.xml
index fb3c51d73..3ff9b07d9 100644
--- a/src/docbkx/introduction/introduction.xml
+++ b/src/docbkx/introduction/introduction.xml
@@ -86,7 +86,5 @@
           Book</ulink>"</para>
         </listitem>
       </itemizedlist>
-
-      <para />
     </section></para>
 </partintro>
diff --git a/src/docbkx/reference/introduction.xml b/src/docbkx/reference/introduction.xml
index 583e09d0b..3e202eb5d 100644
--- a/src/docbkx/reference/introduction.xml
+++ b/src/docbkx/reference/introduction.xml
@@ -1,3 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
+    "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd">
 <partintro>
   <title>Document Structure</title>
 
@@ -15,6 +18,4 @@
     introduces the repository support for MongoDB.
   </para>
 
-  <!-- <para><xref linkend="couch.core"/> introduces the CouchDB module feature set.</para> -->
-
 </partintro>
\ No newline at end of file