Police have arrested a Sunshine man after he was seen allegedly brandishing a knife inside Watergardens Shopping Centre in Taylors Lakes on Friday, May 3.

It is alleged the man stolen a knife from a grocery store before he began waving it around about 12.50pm.

He is currently assisting police with their inquires.

Police said no one was injured during the incident.

Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au.