The invention concerns a beverage dispenser comprising: a housing (1), at least one refillable container (2) for storing bulk beverage ingredient, said container comprising : a tank (22), a discharge port (5) at the outlet (23) of the tank, at least a beverage preparation unit (3) operatively linked to the container for preparing a beverage from the stored bulk beverage ingredient, a door, wherein the discharge port (6) of the container (2) is configured for being automatically closed due to the opening movement of the door.