He died 20 June 840 in the presence of many bishops and clerics and in the arms of his half-brother Drogo, though Charles and Judith were absent in Poitiers.
Pada tanggal 20 Juni 840, ia meninggal diusianya yang ke-62, dihadapan banyak uskup dan imam dan di dalam pelukan saudara tirinya, Drogo, meskipun Karl dan Judith tidak berada di Poitiers.