A thief armed with a knife walked into a Keysborough home and stole a mobile phone.
Greater Dandenong CIU Detective Senior Constable Jodie Stoll said the front door to the Peppertree Street house was unlocked.
The man entered about 9.40pm on Thursday 22 March, picked up the phone from the dining room table and left.
A 23-year-old woman and two 26-year old men were inside at the time.
Call Crime Stoppers on 1800 333 000 with any information.
