The present disclosure relates to a bearing arrangement for supporting a shaft, in particular a shaft of a gearing mechanism for an electromechanical brake booster, having: at least one bearing, a shaft, which is at least section-wise accommodated in the at least one bearing and has a protruding, rounded region on at least one of its axial end surfaces, at least one spring element, that engages the protruding, rounded region in order to prestress the shaft in the axial direction.