Detectives are appealing for information after a man was assaulted outside a Bridlington shop.
Police want to hear from anyone with information who may have witnesses the attack on a 26-year-old man outside the Spar on Quay Road.
The 26-year-old man was knocked unconscious when he was attacked by another man on Sunday May 22 at 1.30am.
A police spokesman said: "Detectives believe other people were in the area at the time and are therefore asking anyone who may have witnessed the incident or knows anything about it to come forward."
Anyone with information is asked to call Humberside Police on 101 quoting crime reference number CW/2189524.
Calls can also be made anonymously to Crimestoppers on 0800 555 111.