A 87-year-old retired officer of the home guard committed suicide by shooting himself with a licensed revolver in the premises of a residential society in the eastern suburb of Ghatkopar on Wednesday, police said.

The deceased is identified as Ramesh Maganlal Sanghavi, a retired commanding officer of the home guard. On Wednesday morning he left apartment saying he is stepping out for a morning walk and then shot himself in the head in the building premises, the official said.