A respiratory mask (10,210,310,410) comprises a mask frame (30) and a forehead support (20,220,320,420,520) provided to the mask frame. The forehead support comprises a base (22,222,322,422) extending from the frame. The base comprises a flexible portion (25,425,427,525) along at least a portion of its length including a material and/or physical characteristic that allows the base to flex from an original, unloaded position.