A man was verbally abused and then assault on an estate road in Daventry.
A man was attacked in Morning Star Road in the early hours of Saturday July 16.
The 22-year-old man was with a friend when the incident took place at some point between 1am and 2am.
The pair were approached by a group of four people who shouted abuse at them before the assault took place.
The victim sustained facial and head injuries as a result of the assault.
The offender is described as a white man, in his late 20s, around 6ft tall and with short blonde spikey hair and wearing glasses.
Officers would like to speak to anyone who may have witnessed this incident or who may have any information regarding it.
Witnesses or anyone with information about this incident can contact police on 101 or Crimestoppers anonymously on 0800 111 555.