include/Excel/Workbook.php

@@ -370,7 +370,7 @@ class Spreadsheet_Excel_Writer_Workbook extends Spreadsheet_Excel_Writer_BIFFwri
      */
     function &addValidator()
     {
-        include_once 'Spreadsheet/Excel/Writer/Validator.php';
+        require_once 'Validator.php';
         /* FIXME: check for successful inclusion*/
         $valid = new Spreadsheet_Excel_Writer_Validator($this->_parser);
         return $valid;