An image forming apparatus includes: a main body having an opening; a plurality of photosensitive members disposed in the main body; a cover configured to open and close the opening; and a plurality of exposure members that is provided at the cover and is configured to expose the plurality of photosensitive members, respectively. The cover includes a cover-side metal plate provided along a surface of the cover. Entire parts of the plurality of exposure members overlap with the cover-side metal plate, when seen in a direction normal to the cover-side metal plate. At least four positions of the cover-side metal plate, which surround the plurality of exposure members, are electrically grounded at a state in which the cover is closed.