A 24-year-old man was left with a face wound after he was attacked by two men in Oxford.
The incident happened at Hythe Bridge Street at about 3am.
One of them was verbally abusive, before the pair walked away.
A few minutes later, they returned and punched him on the nose. This cause a one-inch wound to his face which required hospital treatment.
The offender was Asian, around 5ft 8ins and of thin but muscular build. He had a shaved head and big eyebrows and was wearing a white shirt and jeans.
The man with him was also Asian and had short brown hair in a side parting and large eyebrows.
Anyone with information should contact police on 101.