diff --git a/build/v12_to_v13.xsl b/build/v12_to_v13.xsl
index b64be0f1..f532e211 100644
--- a/build/v12_to_v13.xsl
+++ b/build/v12_to_v13.xsl
@@ -10,7 +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 $
+	$Id: v12_to_v13.xsl,v 1.3 2005/03/17 11:26:26 iay Exp $
 -->
 <xsl:stylesheet version="1.0"
 	xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
@@ -25,7 +25,20 @@
 		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 $</xsl:param>
+	<xsl:param name="cvsId">$Id: v12_to_v13.xsl,v 1.3 2005/03/17 11:26:26 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"/>
diff --git a/build/v13_to_v12_sites.xsl b/build/v13_to_v12_sites.xsl
index 93254201..6cee463a 100644
--- a/build/v13_to_v12_sites.xsl
+++ b/build/v13_to_v12_sites.xsl
@@ -8,6 +8,7 @@
 	
 	Author: Ian A. Young <ian@iay.org.uk>
 
+	$Id: v13_to_v12_sites.xsl,v 1.6 2005/03/17 11:31:04 iay Exp $
 -->
 <xsl:stylesheet version="1.0"
 	xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
@@ -18,6 +19,25 @@
 	xmlns="urn:mace:shibboleth:1.0"
 	exclude-result-prefixes="shibmeta md">
 
+	<!--
+		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: v13_to_v12_sites.xsl,v 1.6 2005/03/17 11:31:04 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"/>