diff --git a/doc/security-guide/ch015_case-studies-management.xml b/doc/security-guide/ch015_case-studies-management.xml
index fb1a39a2c1..aa81496977 100644
--- a/doc/security-guide/ch015_case-studies-management.xml
+++ b/doc/security-guide/ch015_case-studies-management.xml
@@ -1,7 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
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+<chapter xmlns:xi="http://www.w3.org/2001/XInclude"
+         xmlns:xlink="http://www.w3.org/1999/xlink"
+         xmlns="http://docbook.org/ns/docbook"
+         xmlns:db="http://docbook.org/ns/docbook"
+         version="5.0"
+         xml:id="ch015_case-studies-management">
+  <?dbhtml stop-chunking?>
     <title>Case Studies</title>
-    <para>Earlier in this chapter we discussed typical OpenStack management interfaces and associated backplane issues. We will now approach these issues by returning to our Alice and Bob case study. Specifically, we will look into how both Alice and Bob will address:</para>
+    <para>Previously we discussed typical OpenStack management
+    interfaces and associated backplane issues. We will now approach
+    these issues by returning to our Alice and Bob case study.
+    Specifically, we will look into how both Alice and Bob will
+    address:</para>
     <itemizedlist><listitem>
         <para>Cloud Administration</para>
       </listitem>