diff --git a/package.xml b/package.xml
index ce9938f..d313c30 100644
--- a/package.xml
+++ b/package.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="ISO-8859-1" ?>
-<!DOCTYPE package SYSTEM "../package.dtd">
+<!DOCTYPE package SYSTEM "http://pear.php.net/dtd/package-1.0">
 <package version="1.0">
   <name>Spreadsheet_Excel_Writer</name>
   <summary>Package for generating Excel spreadsheets</summary>