Police are investigating reports of a shot being fired into a home at Cessnock.
A 23-year-old man and two teenagers were inside their Alpine Avenue unit at about 8.30 on Saturday night when they heard a loud bang.
A short time later they found a hole in the windown and curtain of the kitchen and a small projectile was recovered from the unit.
No-one was hurt in the incident.
Anyone with information is urged to call Crime Stoppers on 1800 333 000.