A laundry treating apparatus is disclosed. The laundry treating apparatus according to one embodiment of the present invention comprises: a cabinet including a front plate having a laundry opening; a tub which is provided in the cabinet and which includes a tub opening facing the laundry opening; a drum which is rotatably provided in the tub and which accommodates laundry; a tub gasket which is provided between the laundry opening and the tub opening, and which extends along the circumference of the laundry opening so as to seal the gap between the laundry opening and the tub opening; a gasket water supply part which is provided at the tub gasket, and into which water flows from the outside of the tub gasket during a drying operation for drying the laundry; and a water supply guider which is provided at the tub gasket, and which allows the water transferred from the gasket water supply part to flow along the inner peripheral surface of the tub gasket.