 The establishment was further upgraded between 1995–97 to a maximum security prison.In August 1998, the then Governor of Long Lartin, Jim Mullen claimed that mentally ill inmates at the prison faced unacceptable delays before being transferred to appropriate hospital accommodation.Mullen stated that up to 20 of his 379 inmates should have been in secure hospital accommodation, after a report by the Chief Inspector of Prisons called for action to speed up the movement of prisoners in need of specialist care.