README.md in flapjack-diner-0.12 vs README.md in flapjack-diner-0.15

@@ -522,24 +522,24 @@
 ---
 <a name="delete_scheduled_maintenance">&nbsp;</a>
 Delete a scheduled maintenance period for a check on an entity:
 
 ```ruby
-# end_time (Time object, optional)
+# start_time (Time object, required)
 Flapjack::Diner.delete_scheduled_maintenance!('example.com', 'ping',
-  :end_time => Time.local(2012, 12, 01))
+  :start_time => Time.local(2012, 12, 01))
 ```
 
 Returns a boolean value representing the success or otherwise of the deletion of the scheduled maintenance periods by the server.
 
 ---
 <a name="delete_scheduled_maintenance_bulk">&nbsp;</a>
 Delete a scheduled maintenance period for all checks on some entities and specified checks on others.
 
 ```ruby
-# end_time (Time object, optional)
+# start_time (Time object, required)
 Flapjack::Diner.bulk_delete_scheduled_maintenance!(:check => {'example.com' => ['ping', 'ssh']},
-  :end_time => Time.local(2012, 12, 01))
+  :start_time => Time.local(2012, 12, 01))
 ```
 
 Returns a boolean value representing the success or otherwise of the deletion of the scheduled maintenance periods by the server.
 
 ---