diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index 9e4a8b2fea..6363a64ef5 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -10201,6 +10201,9 @@ as .putsy.conf and edit it.</programlisting>
 	this file use the following format:</para>
 
       <programlisting>old name|new name (blank for deleted)|date of move|reason</programlisting>
+
+      <para>The changes can be validated with
+	<command>Tools/scripts/MOVEDlint.awk</command>.</para>
     </sect1>
   </chapter>