The present invention relates to the adjustment of movable X-ray imaging systems for aligning an object of interest and an X-ray imaging arrangement and comprises an X-ray imaging arrangement with a source and detector, at least one camera, a data processor and a display, wherein the display is configured to display a graphical representation of at least one reference point in a first image at least partly overlaid with an actual image provided by the at least one camera to guide an alignment movement of the X-ray source and/or the X-ray detector and an object in relation to each other after an intermediate displacement.