 The squadron reformed on 14 August 1918 at RAF Buckminster, Leicestershire as a Home Defence squadron equipped with Avro 504Ks with the mission of defending the Midlands against German air attack.Flights of Avro 504s were based at Buckminster, Leadenham and Wittering, but the squadron saw no action, disbanding on 13 June 1919.The squadron reformed at RAF Bicester on 15 March 1937 from a flight of 101 Squadron, as a light bomber squadron equipped with Hawker Hind biplanes as its initial equipment.