Apparatus for preparing a quantity of beverage suitable for consumption, including: a first brew chamber part defining a cavity and a second brew chamber part forming a brew chamber (22A, 22B) for holding an exchangeable capsule (4A; 4B) wherein a bottom surface of the first brew chamber part is provided with piercing means protruding in a direction away from the bottom surface, and a fluid dispensing device for supplying an amount of fluid, such as water, under pressure to the exchangeable capsule, wherein the first and the second brew chamber part are movable relative to each other between a first relative position, and a second relative position, wherein the first relative position defines an open state in which the capsule can be inserted into the brew chamber, wherein the second relative position defines a closed state allowing the brew chamber to enclose the capsule, an external actuating mechanism for moving the first and second brew chamber parts from their first relative position to their second relative position, the apparatus being characterized by: a first biasing member being arranged on the bottom surface of the first brew chamber part inside the cavity for biasing the capsule towards the second brew chamber part and for, in the open state, biasing the capsule with its bottom free from said piercing means, and a second biasing member (82, 84) being arranged for biasing the first brew chamber part and the second brew chamber part towards each other, the second biasing member allowing the first and second brew chamber parts to yield with respect to each other if the abutting force between the brew chamber parts exceeds the biasing force of the second biasing member, wherein the first biasing member has a higher stiffness than the second biasing member (82, 84). a first brew chamber part defining a cavity and a second brew chamber part forming a brew chamber (22A, 22B) for holding an exchangeable capsule (4A; 4B) wherein a bottom surface of the first brew chamber part is provided with piercing means protruding in a direction away from the bottom surface, and a fluid dispensing device for supplying an amount of fluid, such as water, under pressure to the exchangeable capsule, wherein the first and the second brew chamber part are movable relative to each other between a first relative position, and a second relative position, wherein the first relative position defines an open state in which the capsule can be inserted into the brew chamber, wherein the second relative position defines a closed state allowing the brew chamber to enclose the capsule, an external actuating mechanism for moving the first and second brew chamber parts from their first relative position to their second relative position, the apparatus being characterized by: a first biasing member being arranged on the bottom surface of the first brew chamber part inside the cavity for biasing the capsule towards the second brew chamber part and for, in the open state, biasing the capsule with its bottom free from said piercing means, and a second biasing member (82, 84) being arranged for biasing the first brew chamber part and the second brew chamber part towards each other, the second biasing member allowing the first and second brew chamber parts to yield with respect to each other if the abutting force between the brew chamber parts exceeds the biasing force of the second biasing member, wherein the first biasing member has a higher stiffness than the second biasing member (82, 84). a first biasing member being arranged on the bottom surface of the first brew chamber part inside the cavity for biasing the capsule towards the second brew chamber part and for, in the open state, biasing the capsule with its bottom free from said piercing means, and a second biasing member (82, 84) being arranged for biasing the first brew chamber part and the second brew chamber part towards each other, the second biasing member allowing the first and second brew chamber parts to yield with respect to each other if the abutting force between the brew chamber parts exceeds the biasing force of the second biasing member, wherein the first biasing member has a higher stiffness than the second biasing member (82, 84).