diff --git a/bin/addfile.js b/bin/addfile.js
index 7b2e9a549..42ef5b588 100644
--- a/bin/addfile.js
+++ b/bin/addfile.js
@@ -2,4 +2,4 @@ a=new ActiveXObject("scripting.filesystemobject")
 offset=a.getfile("BUILD\\TOTAL.DATA").size
 new ActiveXObject("wscript.shell").run('cmd /c copy /b /y BUILD\\TOTAL.DATA  + ' + WScript.Arguments(0) + ' BUILD\\TOTAL.DATA', 0, 1)
 size=a.getfile(WScript.Arguments(0)).size
-a.createtextfile(WScript.Arguments(1)).write(";\r\n; Index record for " + WScript.Arguments(0).replace(/\\/, "/") + "\r\n;\r\n; This file is automatically generated\r\n;\r\n         !byte 0\r\n         !be24 " + "         ".substr(0, 8 - offset.toString().length) + offset + "\r\n         !le16 " + "         ".substr(0, 8 - size.toString().length) + size + "\r\n")
+a.createtextfile(WScript.Arguments(1)).write(";\r\n; Index record for " + WScript.Arguments(0).replace(/\\/, "/") + "\r\n;\r\n; This file is automatically generated\r\n;\r\n         !byte 0\r\n         !be24  " + offset + "\r\n         !le16 " + "         ".substr(0, 8 - size.toString().length) + size + "\r\n")