An elderly white man racially abused a black woman at a bus stop in Central Milton Keynes last week.
He even spat at the woman and hit her with his walking stick.
Police are appealing for witnesses to the racially aggravated assault which happened at around 9am last Wednesday.
The victim, a black woman, was waiting at the H4 bus stop on Midsummer Boulevard when an elderly man approached her and began racially abusing her.
He spat at her and hit her with his walking stick before boarding an X4 bus to Wellingborough.
The offender is described as white, slim, 5ft 9ins tall and aged between 70 and 80.
He was wearing old-fashioned shaped glasses with brown rims, was clean shaven, wearing a plaid flat cap and carried a brown cane.
If you have any information contact PC Lucy Talbot on 101.