 When Snyder Rini's government was forced to resign in the face of public protests and a motion of no confidence in May, the new Prime Minister, Manasseh Sogavare, appointed Sofu to Cabinet as Minister for Infrastructure and Development.In November 2007, Sofu joined the Opposition and left the Cabinet, but regained a Cabinet position when Sogavare's government was ousted by a motion of no confidence in December.Sogavare's successor, Derek Sikua, returned Sofu to his post as Minister for Infrastructure and Development, which he then held until August 2010.