An adhesive-type insect trap includes a body having a hole for insertion of an adhesive sheet; a light source mounting unit disposed on the body; and a cover which is detachably mounted on the body and has a through-hole in at least a part thereof. The body further includes a light source seating unit provided so as to correspond to the light source mounting unit, and a light source may have one side thereof mounted on the light source mounting unit and the other side thereof seated on the light source seating unit.