A woman scared off a would-be burglar after finding him in her house last Monday morning.
The victim was upstairs when she heard a door opening in her Whitsun Pasture home in Willen Park.
A stranger, who was in her lounge, swore at her and fled through a rear door at around 7am.
The offender is white, slim, about 30 years old, 6ft 1in and had black teeth. He was wearing a dark black woollen hat.
Anyone with information about the incident should contact investigating officer, PC Katrina Walmsley, from Milton Keynes CID, via the 24-hour enquiry line 101.
If you do not want to speak directly to the police you can contact Crimestoppers anonymously on 0800 555 111.
No personal details are taken, information is not traced or recorded and you will not go to court.