diff --git a/en_US.ISO8859-1/books/fdp-primer/structure/chapter.xml b/en_US.ISO8859-1/books/fdp-primer/structure/chapter.xml
index 1c4d177084..ee20be4d81 100644
--- a/en_US.ISO8859-1/books/fdp-primer/structure/chapter.xml
+++ b/en_US.ISO8859-1/books/fdp-primer/structure/chapter.xml
@@ -94,7 +94,8 @@
 	  </row>
 
 	  <row>
-	    <entry valign="top"><filename>lang.encoding</filename></entry>
+	    <entry valign="top"><filename
+		class="directory"><replaceable>lang</replaceable>.<replaceable>encoding</replaceable></filename></entry>
 
 	    <entry>One directory exists for each available translation
 	      and encoding of the documentation, for example
@@ -114,7 +115,7 @@
 
   <sect1 xml:id="structure-locale">
     <title>The
-      <filename>lang.encoding/</filename>
+      <filename><replaceable>lang</replaceable>.<replaceable>encoding</replaceable>/</filename>
       Directories</title>
 
     <para>These directories contain the documents themselves.  The
@@ -158,7 +159,7 @@
 	      <filename>man</filename></entry>
 
 	    <entry>For translations of the system manual pages.  This
-	      directory will contain one or more <filename>mann</filename>
+	      directory will contain one or more <filename role="directory">man<replaceable>n</replaceable></filename>
 	      directories, corresponding to the sections that have
 	      been translated.</entry>
 	  </row>
@@ -166,7 +167,7 @@
       </tgroup>
     </informaltable>
 
-    <para>Not every <filename>lang.encoding</filename>
+    <para>Not every <filename role="directory"><replaceable>lang</replaceable>.<replaceable>encoding</replaceable></filename>
       directory will have all of these subdirectories.  It depends
       on how much translation has been accomplished by that
       translation team.</para>
@@ -236,7 +237,7 @@
 	</sect4>
 
 	<sect4>
-	  <title><filename>directory/chapter.xml</filename></title>
+	  <title><filename role="directory"><replaceable>directory</replaceable>/chapter.xml</filename></title>
 
 	  <para>Each chapter in the Handbook is stored in a file
 	    called <filename>chapter.xml</filename> in a separate