diff --git a/calendar/inc/class.calendar_hooks.inc.php b/calendar/inc/class.calendar_hooks.inc.php
index db4767dd2e..e985c4188b 100644
--- a/calendar/inc/class.calendar_hooks.inc.php
+++ b/calendar/inc/class.calendar_hooks.inc.php
@@ -308,21 +308,6 @@ class calendar_hooks
 				'help'  => 'How many seperate calendars to show before merging them together',
 				'default'=> 4
 			),
-			'display_holidays_event' => array(
-				'type'   => 'select',
-				'label'  => 'Display holidays or birthdays as events in dayview',
-				'name'   => 'display_holidays_event',
-				'values' => array(
-					'0'	 => lang('Display in header'), //Please note that these values are a binary mask
-					'1' => lang('Birthdays only'),
-					'2' => lang('Holidays only'),
-					'3' => lang('Both, holidays and birthdays')
-				),
-				'help'   => "When selected, birthdays and/or holidays will be displayed as events in your calendar. Please note that this option only changes the appereance inside of EGroupware, but does not change the information being sent via iCal or other calendar interfaces.",
-				'xmlrpc' => True,
-				'admin'  => False,
-				'default'=> '0',
-			),
 			'limit_des_lines' => array(
 				'type'   => 'input',
 				'size'   => 5,