A connector includes a terminal configured to be connected to a wire, a plate-like housing has a terminal accommodating portion configured to accommodate the terminal, the housing having a ceiling wall portion that blocks an upper of a front portion of the terminal accommodating portion and an opening portion which is opened at an upper of a rear portion of the terminal accommodating portion, and a cover configured to cover the opening portion of the terminal accommodating portion when the cover is assembled to the housing. A protruding portion is provided on a front end portion of the cover. The protruding portion presses the terminal located in a primary locking position forward in the front-rear direction to move the terminal from the primary locking position to a regular insertion position when the cover is assembled to the housing.