Santa Croce in Gerusalemme
He was made a cardinal on 12 July 1779 by Pope Pius VI and 11 December 1780 granted the titular church of San Girolamo degli Schiavoni. On 13 September 1782 he was made cardinal priest of Santi Nereo e Achilleo and on 7 April 1788 cardinal priest of Santa Croce in Gerusalemme. On 7 April 1788 he was made Camerlengo of the Sacred College of Cardinals.