An image forming apparatus includes an image forming portion for forming an image on a recording material; a recording material bearing member for bearing and conveying the recording material toward the image forming portion; an attraction charging member that is disposed so as to come into contact with the recording material bearing member and induces charges to electrostatically attract the recording material onto the recording material bearing member; a power supply for supplying an electric current to the attraction charging member; and a control portion for changing a value of the electric current in accordance with the length of the recording material in a direction perpendicular to a recording material conveying direction.