It took place back in January.
A man suffered a fractured cheek bone and facial bruising during an assault in Ripley.
Police are now releasing pictures of a man they'd like to speak to about the incident.
A 50-year-old man was in Crib Bar, in Church Street, when he got into an altercation with another man.
The victim was punched several times to the head and fell to the ground. Both men were later asked to leave the venue.
The incident happened shortly after 1am on Sunday 12 January. Our investigation has included CCTV checks and circulating these images among officers and staff to see if the man can be identified.