The invention relates to a boot remover (10) for removing a protective needle boot (11) from a drug delivery device (1), wherein the boot remover (10) is substantially sleeve shaped with an internal diameter and a length adapted to receive and substantially cover a needle shield (4), wherein the boot remover (10) is arranged to engage the protective needle boot (11) when attached to the drug delivery device (1). Furthermore, the invention relates to a drug delivery device (1) comprising a boot remover (10).