You can easily update your name, address and IBAN details yourself. Do you have a BFNL subscription? You do this via MijnBFNL. Do you exercise through Alleo? Then you adjust this in the Alleo app or via app.alleo.nl.
BFNL
Log in to MijnBFNL and update your address, place of residence and IBAN details.
Alleo
Log in to the Alleo app or via app.alleo.nl and update your name, address and IBAN details.