Green Party co-leader James Shaw has taken over the party's finance portfolio in a reshuffle as a result of the arrival of their new MP.
Barry Coates starts next month, following the resignation of Kevin Hague.
Mr Coates will take on the trade, overseas development and senior citizens portfolios.
Julie Anne Genter picks up health and Auckland issues after losing the finance portfolio.
Mojo Mathers will be the new conservation spokesperson.