I discuss Philip Pettit's argument that appreciation is not a proper response to value because it fails to satisfy the non-iteration constraint, according to which, where V is a value and R is a response to value, R-ing V must not be distinct from R-ing R-ing V. After motivating the non-iteration constraint and conceding that appreciation fails to satisfy the constraint, I argue that the consequentialist's preferred response to value, promotion, also violates the constraint, leaving Pettit with a dilemma: if he insists on the constraint, then promotion is not a proper response to value; if he does not insist on the constraint, then his argument against appreciation as a proper response to value fails.