The present disclosure relates to a laundry treatment machine. The laundry treatment machine according to an embodiment includes a coupling configured to transfer the driving force of a driving motor to the washing shaft or the dewatering shaft; a stopper engaged with the coupling and anchoring the dewatering shaft; a clutch motor configured to move the coupling; a ball stud protruding from the stopper toward the coupling and having a ball disposed at one end of the ball stud; and a clutch lever having a ball housing for receiving the ball of the ball stud and configured to move the coupling by the operation of the clutch motor.