--- user.module.orig	2006-08-07 15:55:03.000000000 +0200
+++ user.module	2006-08-07 15:55:08.000000000 +0200
@@ -1344,6 +1344,7 @@ function _user_edit_validate($uid, &$edi
   }
 
   // Validate the e-mail address:
+  $edit['mail'] = trim($edit['mail']);
   if ($error = user_validate_mail($edit['mail'])) {
     form_set_error('mail', $error);
   }