besieged Capua. In 1025, Boioannes, who had been busy on a Sicilian expedition, joined them with a huge force. In 1026, after a siege of 18 months, the city fell. The count of Teano was given safe passage to Naples by the Byzantine commander. Pandulf resumed his rule and remained in power until 1038.

In 1027, he defeated and deposed Sergius IV of Naples, but Sergius was reinstalled in 1029 by a Norman army under Rainulf, Pandulf's one-time ally, who in return