diff --git a/timesheet/inc/class.timesheet_bo.inc.php b/timesheet/inc/class.timesheet_bo.inc.php
index 8fbb3a7864..752d378454 100644
--- a/timesheet/inc/class.timesheet_bo.inc.php
+++ b/timesheet/inc/class.timesheet_bo.inc.php
@@ -622,7 +622,7 @@ class timesheet_bo extends Api\Storage
 		}
 		if (!$this->data['ts_created'])
 		{
-			$this->data['ts_created'] = time();
+			$this->data['ts_created'] = Api\DateTime::to('now','ts');
 		}
 		if (isset($old) && !$changed)
 		{