--- ../Downloads/scheduler/scheduler.module	2008-02-07 19:42:27.000000000 +0200
+++ /Applications/MAMP/htdocs/sched/sites/all/modules/scheduler/scheduler.module	2008-03-11 12:53:08.000000000 +0200
@@ -347,12 +347,14 @@ function scheduler_views_tables() {
         'help' => t('Date/time on which the article will be automatically published'),
         'sortable' => TRUE,
         'handler' => views_handler_field_dates(),
+				'option' => 'string',
       ),
       'unpublish_on' => array(
         'name' => t('Scheduler: unpublish on'),
         'help' => t('Date/time on which the article will be automatically un-published'),
         'sortable' => TRUE,
         'handler' => views_handler_field_dates(),
+				'option' => 'string',
       ),
     ),
   );