diff --git a/chapter06/shadow.xml b/chapter06/shadow.xml
index ecb735d93..b74af0996 100644
--- a/chapter06/shadow.xml
+++ b/chapter06/shadow.xml
@@ -29,9 +29,9 @@ Diffutils, GCC, Gettext, Glibc, Grep, Make, and Sed</seg></seglistitem>
 <sect2 role="installation">
 <title>Installation of Shadow</title>
 
-<para>Shadow fails to update the time of last login as noted by 
-<command>lastlog</command> when logging into a regular console. 
-The Port (tty) column does get updated. Remote logins and 
+<para>Shadow fails to update the time of last login as noted by
+<command>lastlog</command> when logging into a regular console.
+The Port (tty) column does get updated. Remote logins and
 <command>xterm</command> logins seem to not be broken; just console.
 The following patch properly fixes this issue:</para>
 
@@ -113,7 +113,7 @@ administrative tasks. For a full explanation of what
 <filename>doc/HOWTO</filename> file within the unpacked source tree.
 If using Shadow support, keep in mind that programs which need to
 verify passwords (display managers, FTP programs, pop3 daemons, etc.)
-must be shadow-compliant. That is, they need to be able to work with
+must be Shadow-compliant. That is, they need to be able to work with
 shadowed passwords.</para>
 
 <para>To enable shadowed passwords, run the following command:</para>
@@ -336,7 +336,7 @@ from <filename>/etc/gshadow</filename> and then deletes the latter</para>
 <varlistentry id="pwck">
 <term><command>pwck</command></term>
 <listitem>
-<para>Verifies the integrity of the password files 
+<para>Verifies the integrity of the password files
 <filename>/etc/passwd</filename> and <filename>/etc/shadow</filename></para>
 <indexterm zone="ch-system-shadow pwck"><primary sortas="b-pwck">pwck</primary></indexterm>
 </listitem>
@@ -398,7 +398,7 @@ new-user information</para>
 <term><command>usermod</command></term>
 <listitem>
 <para>Is used to modify the given user's login name, User
-Identification (UID), 
+Identification (UID),
 shell, initial group, home directory, etc.</para>
 <indexterm zone="ch-system-shadow usermod"><primary sortas="b-usermod">usermod</primary></indexterm>
 </listitem>
@@ -416,7 +416,7 @@ shell, initial group, home directory, etc.</para>
 <varlistentry id="vipw">
 <term><command>vipw</command></term>
 <listitem>
-<para>Edits the <filename>/etc/passwd</filename> or 
+<para>Edits the <filename>/etc/passwd</filename> or
 <filename>/etc/shadow</filename> files</para>
 <indexterm zone="ch-system-shadow vipw"><primary sortas="b-vipw">vipw</primary></indexterm>
 </listitem>