There is provided an image forming apparatus including a print head adapted to form an image on a recording medium, a transport path for the recording medium, the transport path being provided on at least one of a feed side and a discharge side of the recording medium with respect to the print head, an image reading device provided on the transport path, the image reading device being adapted to read an image formed by the print head, a correction chart provided opposite the image reading device with the transport path interposed in between, the correction chart being read by the image reading device in order to correct a reading result of the image reading device, based on information obtained from reading the correction chart, and a distance adjustment device adapted to increase or decrease the distance between the correction chart and the image reading device.