After the inauguration of Leopold I as king in 1831, he became the third Prime Minister until 1832. Afterward, he became again provincial governor for West-Flanders (1832–1834, 1836–1849) and Minister of Foreign Affairs (1834–1836, 1841). From 1850 until his death in 1862 in his birthplace Pittem, he was member of the Chamber for the arrondissement of Tielt.