He died unexpectedly of fever amidst his victorious campaign at Pombia, near Novara, on September 6 and was buried in St. Alban's Abbey, Mainz.
Ia meninggal karena sebuah penyakit demam yang tidak disangka di tengah-tengah kampanye kemenangannya di Pombia, dekat Novara, pada tanggal 6 September dan dimakamkan di Biara St. Alban, Mainz.