A representative configuration of an image forming apparatus according to the invention includes: an image forming portion; a transfer portion; a fixing portion; a curl correcting unit which is provided on a downstream of the fixing portion in a sheet conveyance direction and includes a first roller and a second roller; a holding portion which movably holds the second roller; a biasing member which applies a force to the holding portion; a door which rotatably holds the first roller, is supported to be opened and closed, and separates the first roller from the second roller by being opened; and a retracting portion which allows the holding portion to be retracted to a position where the second roller deviates from a movement path of the door against a biasing force of the biasing member according to a closing operation of the door.