A vehicle brake assembly including a brake caliper defining a caliper housing and defining a plane of rotation of a brake disc, the housing having an opening facing the plane of rotation of a brake disc, a cover plate for closing the opening and an actuator assembly at least partially mounted in the housing, wherein the actuator assembly includes at least one piston for moving a friction element into contact with a brake disc, an adjuster mechanism for adjusting the effective length of the at least one piston, the adjuster mechanism including an adjuster shaft, the adjuster shaft being fixed to the cover plate by a spring clip arrangement.