The invention relates to an opening element (1, 50, 50', 80) for opening an ampoule (118) in an aerosol generation device (100). The opening element (1, 50, 50', 80) comprises a first member (2, 82) which has a conduit (6, 86) extending therethrough for guiding a fluid (120) contained in the ampoule (118) through the first member (2, 82) and a second member (4, 52, 84) which is arranged at least partly inside or on the conduit (6, 86). Further, the invention relates to an aerosol generation device (100) comprising such an opening element (1, 50, 50', 80).