Steering column lock

The invention relates to a steering column anti-theft device comprising - an anti-theft device body (2) which comprises a housing (20) defining a housing longitudinal axis (Y), - a switch (1) which comprises a switch body (10) configured to be inserted into the housing (20), the switch having a switch longitudinal axis (X), in which the switch body (10) comprises at least a first attachment means (13), and in which the anti-theft device body (2) comprises at least a second attachment means (23) disposed at the level of the housing (20), the first and second attachment means (13, 23) being configured to cooperate together by clipping to fix the switch (1) to the anti-theft device body (2).