Index: upload.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/upload.module,v
retrieving revision 1.31.2.6
diff -u -r1.31.2.6 upload.module
--- upload.module	17 Aug 2005 20:03:29 -0000	1.31.2.6
+++ upload.module	17 Nov 2005 01:22:37 -0000
@@ -118,7 +118,7 @@
       $disposition = ereg('^(text/|image/)', $file->filemime) ? 'inline' : 'attachment';
       return array('Content-Type: '. $file->filemime .'; name='. $name,
                    'Content-Length: '. $file->filesize,
-                   'Content-Disposition: '. $disposition .'; filename='. $name);
+                   'Content-Disposition: '. $disposition .'; filename="'. $name .'";');
     }
   }
 }