A hearing aid retainer accessory to be used together with a hearing aid is provided having a housing with a relatively large diameter longitudinal end face portion and a relatively smaller diameter hook-end to which a hook is attached. The hearing aid retainer accessory comprises an elongated string with a first end portion and a second portion, a first attaching means connected to the first end portion and a second attaching means connected to the second portion, wherein the first attaching means is attachable to a hook of a hearing aid, the second attaching means is attachable to a longitudinal end face portion of a housing of a hearing aid, such that a retaining ring is formed of both the geometry of a hearing aid and the elongated string.