A teenager was stabbed outside a nightclub in Grantham on Friday night.
The 18-year-old was taken to hospital with a puncture wound to his right thigh.
He has since been discharged after having stitches.
Two men, an 18-year-old and a 22-year-old, were arrested in connection with the incident.
They have both been bailed until January 11 pending further inquiries.