He was buried in the Abbey of Saint-Michel du Tréport, which he had founded in Tréport, near the town of Eu, between 1057 and 1066, in memory of his first wife.
Dia dimakamkan di Biara Saint-Michel du Tréport, yang didirikannya di Tréport, dekat kota Eu, antara tahun 1057 dan 1066, untuk mengenang istri pertamanya.