Armed Crime Squad detectives have charged five men following an aggravated burglary in Keysborough earlier this year.
It's alleged the men gained entry to a Winslow Court house around 5am on 8 February 2025.
It's believed an altercation occurred inside the residence and a firearm was discharged.
A 45-year-old man sustained minor injuries during the incident and was treated at the scene.
Also home at the time were three further men and a woman. They were not physically injured in the incident.
With assistance from the Fugitive Squad, a 39-year-old man of no fixed place of address was arrested in Glen Waverley today.
The man has been charged with aggravated home invasion with a firearm, five counts of false imprisonment, five counts of common law assault and two counts of theft.
He has been remanded to appear in Melbourne Magistrates' Court later today.
Search warrants were previously executed at addresses in Deer Park and Hoppers Crossing on 27 February, as well as in Tarneit on 2 April.
A 38-year-old Hoppers Crossing man was charged with aggravated home invasion with a firearm, five counts of false imprisonment, five counts of common law assault, two counts of theft and possessing a prohibited weapon.
A 33-year-old Gowanbrae man was charged with aggravated home invasion with a firearm, five counts of false imprisonment, five counts of common law assault, two counts of theft and commit schedule 1 offence whilst on bail.
A 55-year-old Deer Park man was charged with aggravated home invasion with a firearm, five counts of false imprisonment, five counts of common law assault, two counts of theft, possess cannabis, possess methylamphetamine and possess heroin.
A 40-year-old man of no fixed place of abode was charged with aggravated home invasion with a firearm, five counts of false imprisonment, five counts of common law assault and two counts of theft.
All four were remanded in custody and will appear at the Melbourne Magistrates Court on 23 May.
Police believe the people involved were known to each other.
Anyone with information about illicit firearms is urged to contact Crime Stoppers on 1800 333 000 or make a confidential report at www.crimestoppersvic.com.au
