diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index 94d83f88c6..d0a582d626 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -6242,10 +6242,14 @@ pre-install:
         <filename>pkg-plist</filename> missing.</para>
 
       <para>Next, create a temporary directory tree into which your port can be
-        installed, and install any dependencies.</para>
+        installed, and install any dependencies.
+	<replaceable>port-type</replaceable> should be <literal>local</literal>
+	for non-X ports and <literal>x11-4</literal> or <literal>x11</literal>
+	for ports which install into the directory hierarchy of XFree86 4
+	or an earlier XFree86 release, respectively.</para>
 
       <screen>&prompt.root; <userinput>mkdir /var/tmp/<replaceable>port-name</replaceable></userinput>
-&prompt.root; <userinput>mtree -U -f /etc/mtree/BSD.local.dist -d -e -p /var/tmp/<replaceable>port-name</replaceable></userinput>
+&prompt.root; <userinput>mtree -U -f /etc/mtree/BSD.<replaceable>port-type<replaceable>.dist -d -e -p /var/tmp/<replaceable>port-name</replaceable></userinput>
 &prompt.root; <userinput>make depends PREFIX=/var/tmp/<replaceable>port-name</replaceable></userinput></screen>
 
       <para>Store the directory structure in a new file.</para>