diff --git a/apps/calendar/lib/object.php b/apps/calendar/lib/object.php
index 98e17ac81b..4b95f8c2ce 100644
--- a/apps/calendar/lib/object.php
+++ b/apps/calendar/lib/object.php
@@ -115,7 +115,7 @@ class OC_Calendar_Object{
 		$stmt = OC_DB::prepare( 'UPDATE *PREFIX*calendar_objects SET objecttype=?,startdate=?,enddate=?,repeating=?,summary=?,calendardata=?, lastmodified = ? WHERE id = ?' );
 		$result = $stmt->execute(array($type,$startdate,$enddate,$repeating,$summary,$data,time(),$id));
 
-		OC_Calendar_Calendar::touchCalendar($id);
+		OC_Calendar_Calendar::touchCalendar($oldobject['calendarid']);
 
 		return true;
 	}
@@ -147,8 +147,10 @@ class OC_Calendar_Object{
 	 * @return boolean
 	 */
 	public static function delete($id){
+		$oldobject = self::find($id);
 		$stmt = OC_DB::prepare( 'DELETE FROM *PREFIX*calendar_objects WHERE id = ?' );
 		$stmt->execute(array($id));
+		OC_Calendar_Calendar::touchCalendar($oldobject['calendarid']);
 
 		return true;
 	}