diff --git a/intl/uconv/src/wincharset.properties b/intl/uconv/src/wincharset.properties
index c376963fa676..9ba023d8b94d 100644
--- a/intl/uconv/src/wincharset.properties
+++ b/intl/uconv/src/wincharset.properties
@@ -1,4 +1,23 @@
-acp.874=tis-620
+##
+## The contents of this file are subject to the Netscape Public License
+## Version 1.0 (the "NPL"); you may not use this file except in
+## compliance with the NPL.  You may obtain a copy of the NPL at
+## http://www.mozilla.org/NPL/
+##
+## Software distributed under the NPL is distributed on an "AS IS" basis,
+## WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+## for the specific language governing rights and limitations under the
+## NPL.
+##
+## The Initial Developer of this code under the NPL is Netscape
+## Communications Corporation.  Portions created by Netscape are
+## Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+## Reserved.
+##
+## This file map a ACP to a charset name
+## We use this to figure out the charset of file system, clipboard, etc
+##
+acp.874=TIS-620
 acp.932=Shift_JIS
 acp.936=GB2312
 acp.949=EUC-KR