The invention relates to a method for printing objects, in particular containers, wherein the containers are transported along a specified transport path, and the outer surface of the containers is printed at least temporarily by means of at least one printing unit, wherein a controller controls the printing of the containers by means of the at least one printing unit on the basis of at least one printing parameter. According to the invention, at least one object to be printed is printed with at least one test marking in order to ascertain the printing parameter, and the object provided with the test marking is then inspected by means of at least one inspection device, wherein the printing parameter is derived from the result of the inspection.