Police are searching for witnesses to a knife-point robbery which took place on Wyberton Road in Boston.
The incident took place at 2.15am on Tuesday, August 13.
Lincolnshire Police said the victim was approached by a man who threatened him with a knife and took his wallet containing cash.
A force spokesperson said: “The suspect has been described as a white male with dark hair and a stubble.
“He was wearing a dark blue hooded jacket with a high visibility jacket tied around his straps on a backpack.”
Anyone with information should call 101 quoting incident number 24 of August 13.