Thane Police have registered a case against the security guard of a housing complex for allegedly firing from his licensed revolver to scare away people in Maharashtra's Thane district, an official said on Thursday.

The 41-year-old accused, an ex-serviceman, fired one round from his revolver on Wednesday night at Kolegaon Naka in Dombivli area and violated the firearm license conditions, Manpada police station inspector Suresh Madne said.