diff --git a/en_US.ISO8859-1/books/handbook/mac/chapter.sgml b/en_US.ISO8859-1/books/handbook/mac/chapter.sgml
index 9c89f24109..00c7c54f5f 100644
--- a/en_US.ISO8859-1/books/handbook/mac/chapter.sgml
+++ b/en_US.ISO8859-1/books/handbook/mac/chapter.sgml
@@ -1248,7 +1248,7 @@ test: biba/high</screen>
 	:passwordtime=91d:\
 	:umask=022:\
 	:ignoretime@:\
-	:label=partition/13,mls/5,biba/low:</programlisting>
+	:label=partition/13,mls/5,biba/10:</programlisting>
 
 	  <para>The &man.cap.mkdb.1; command needs to be ran on
 	    &man.login.conf.5; before any of the
@@ -1634,7 +1634,9 @@ test: biba/low</screen>
 
     <para>Observations: a lower integrity subject is unable to write
       to a higher integrity subject; a higher integrity subject cannot
-      observe or read a lower integrity object.</para>
+      observe or read a lower integrity object.  Setting a label at the
+      lowest possible grade could make it inaccessible to
+      subjects.</para>
   </sect1>
 
   <sect1 id="mac-lomac">
@@ -2050,7 +2052,7 @@ cat: test4: Permission denied</screen>
       <para>will accomplish this task in a few moments.</para>
 
       <para>Now create another class, web, a copy of default,
-	with the label setting of <literal>biba/low</literal>.</para>
+	with the label setting of <literal>biba/10</literal>.</para>
 
       <para>Create a user who will be used to work with the
 	main web data stored in a <application>cvs</application>
@@ -2099,9 +2101,9 @@ exit;</programlisting>
       <programlisting>command="setpmac biba/low /usr/local/sbin/httpd"</programlisting>
 
       <para>The <application>Apache</application> configuration must be
-	altered to work with the <literal>biba/low</literal> policy.  In
+	altered to work with the <literal>biba/10</literal> policy.  In
 	this case the software must be configured to append to the
-	log files in a directory set at <literal>biba/low</literal>
+	log files in a directory set at <literal>biba/10</literal>
 	or else <errorname>access denied</errorname> errors will be
 	returned.</para>