diff --git a/en_US.ISO8859-1/books/porters-handbook/makefiles/chapter.xml b/en_US.ISO8859-1/books/porters-handbook/makefiles/chapter.xml
index e3d64e2e07..c3669bb7a0 100644
--- a/en_US.ISO8859-1/books/porters-handbook/makefiles/chapter.xml
+++ b/en_US.ISO8859-1/books/porters-handbook/makefiles/chapter.xml
@@ -1946,7 +1946,7 @@ GH_TAGNAME=	6dbb17b</programlisting>
 	    <varname>DISTVERSIONPREFIX</varname></title>
 
 	  <para>From time to time, <varname>GH_TAGNAME</varname> is a
-	    slight variation from <varname>PORTREVISION</varname>.
+	    slight variation from <varname>DISTVERSION</varname>.
 	    For example, if the version is <literal>1.0.2</literal>,
 	    the tag is <literal>v1.0.2</literal>.  In those cases, it
 	    is possible to use <varname>DISTVERSIONPREFIX</varname> or