diff --git a/timesheet/setup/default_records.inc.php b/timesheet/setup/default_records.inc.php
index 7e2c323f69..dbc17ce989 100644
--- a/timesheet/setup/default_records.inc.php
+++ b/timesheet/setup/default_records.inc.php
@@ -6,6 +6,7 @@
  * @author Nathan Gray
  * @package timesheet
  * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
+ * @version $Id$
  */
 
 foreach(array(
diff --git a/timesheet/setup/tables_update.inc.php b/timesheet/setup/tables_update.inc.php
index 602bec4745..7036087e16 100644
--- a/timesheet/setup/tables_update.inc.php
+++ b/timesheet/setup/tables_update.inc.php
@@ -118,5 +118,8 @@ function timesheet_upgrade1_9_001()
 
 function timesheet_upgrade1_9_002()
 {
+	// switch history / delete prevention on, like for new installs, so only admins can finally delete timesheets
+	config::save_value('history', 'history', 'timesheet');
+
 	return $GLOBALS['setup_info']['timesheet']['currentver'] = '14.1';
 }