A dose setting mechanism for a drug delivery device is provided comprising first maximum dose stop features (1) on a first component part (2) of the drug delivery device and corresponding second maximum dose stop features (3) on a second component part (4) of the drug delivery device, with the first and second maximum dose stop features (1, 3) being designed to limit a relative movement between the first and second component parts (2, 4). To limit the maximum dose which can be chosen, a maximum dose limiting device (5, 10, 10&prime；, 10&Prime；, 10&Prime；&prime；) is provided interposed on the first component part (2) between the first and second maximum dose stop features (1, 3).
