Police are trying to trace any witnesses to an incident that happened in Cheltenham.
At around 3am on Tuesday October 30 a man was walking in front of the Municipal Offices on the Promenade when he stopped to talk to two women.
He was then approached by two men who assaulted him.
The 28-year-old man from Cheltenham is thought to have been knocked unconscious suffering injuries to his face.
One offender is described as a white man, aged in his early twenties, around 6ft tall with short hair.
The other offender is described as a white man, aged in his early twenties, around 5ft 7inches tall with short hair.
This incident has only just been reported to police and officers are appealing for people to think back.
If anyone saw or heard anything that could help officers with their investigation they should call police on 101 quoting incident 202 of November 9.
You can also remain anonymous and contact the charity Crimestoppers on 0800 555 111, or via www.crimestoppers-uk.org. In some cases Crimestoppers offer rewards of up to £1000 where information leads to a conviction.