diff --git a/build/v12_to_v13.xsl b/build/v12_to_v13.xsl
index bbf94809..b64be0f1 100644
--- a/build/v12_to_v13.xsl
+++ b/build/v12_to_v13.xsl
@@ -10,6 +10,7 @@
 	
 	Author: Ian A. Young <ian@iay.org.uk>
 
+	$Id: v12_to_v13.xsl,v 1.2 2005/03/17 11:01:55 iay Exp $
 -->
 <xsl:stylesheet version="1.0"
 	xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
@@ -20,6 +21,12 @@
 	xmlns="urn:oasis:names:tc:SAML:2.0:metadata"
 	exclude-result-prefixes="shib">
 
+	<!--
+		Version information for this file.  Remember to peel off the dollar signs
+		before dropping the text into another versioned file.
+	-->
+	<xsl:param name="cvsId">$Id: v12_to_v13.xsl,v 1.2 2005/03/17 11:01:55 iay Exp $</xsl:param>
+
 	<!--Force UTF-8 encoding for the output.-->
 	<xsl:output omit-xml-declaration="no" method="xml" encoding="UTF-8" indent="yes"/>