Disclosed herein is a dishwasher. The dishwasher includes a main body, a tub provided inside the main body, a basket provided inside the tub to store items, an injection assembly configured to spray water to wash the item in the basket, and a duct including a first body configured to supply water to the injection assembly and provided to extend along a first direction, and a second body to which water flows and provided to extend from the first body to along second direction. The duct is formed by coupling of a first housing provided to form at least a portion of the first body and the second body, and a second housing provided to form another portion of the first body and the second body.