diff --git a/build/v12_to_v11.xsl b/build/v12_to_v11.xsl
index 06d05562..af76470c 100644
--- a/build/v12_to_v11.xsl
+++ b/build/v12_to_v11.xsl
@@ -1,5 +1,40 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:shibb10="urn:mace:shibboleth:1.0" xmlns:trust10="urn:mace:shibboleth:trust:1.0" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" exclude-result-prefixes="shibb10 trust10">
+<!--
+	v12_to_v11.xsl
+	
+	XSL stylesheet converting a Shibboleth 1.2 metadata file into the equivalent for
+	Shibboleth 1.1.
+
+	Author: Ian A. Young <ian@iay.org.uk>
+
+	$Id: v12_to_v11.xsl,v 1.2 2005/03/17 11:27:10 iay Exp $
+-->
+<xsl:stylesheet version="1.0"
+	xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+	xmlns:shibb10="urn:mace:shibboleth:1.0"
+	xmlns:trust10="urn:mace:shibboleth:trust:1.0"
+	xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
+	exclude-result-prefixes="shibb10 trust10">
+	
+	<!--
+		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_v11.xsl,v 1.2 2005/03/17 11:27:10 iay Exp $</xsl:param>
+
+	<!--
+		Add a comment to the start of the output file.
+	-->
+	<xsl:template match="/">
+		<xsl:comment>
+			<xsl:text>&#10;&#9;***DO NOT EDIT THIS FILE***&#10;&#10;</xsl:text>
+			<xsl:text>&#9;Converted by:&#10;&#10;&#9;</xsl:text>
+			<xsl:value-of select="substring-before(substring-after($cvsId, ': '), '$')"/>
+			<xsl:text>&#10;</xsl:text>
+		</xsl:comment>
+		<xsl:apply-templates/>
+	</xsl:template>
+
 	<!--Force UTF-8 encoding for the output.-->
 	<xsl:output omit-xml-declaration="no" method="xml" encoding="UTF-8" indent="yes"/>
 	<!--trust10:Trust is the root element for the trust file.  Process it by changing the default namespace used and recursing.-->