A fixture for fixing, to a motor case, a holding jig configured to hold a plurality of power lines connected to respective stator coils so as to restrict a relative movement between the plurality of power lines includes: a fastening hole through which a bolt for fastening the fixture to a motor case is inserted; and a mounting portion on which the holding jig holding the power lines is mountable. The mounting portion includes: an accommodation space in which to accommodate the holding jig; and holding pawls for sandwiching the holding jig.