The present invention relates to a beverage production module (1) comprising a pump (3) for delivering a fluid from a tank (5) to an extraction chamber (13), a power source (17) for the pump (3) and a controller (14) for operating the pump (3) and for controlling the voltage applied from the power source (17) to the pump (3), wherein the controller (14) is adapted to operate the pump (3) at a normal operation voltage (U3) and to operate the pump (3) over a predefined time (T1, T2) at a reduced voltage level (U1, U2). The present invention further relates to a method for operating the pump (3) of a beverage production module (1).