This Amendment may be amended, modified or supplemented only by a writing signed by the Required Lenders (as defined in the Amended Credit Agreement), the Administrative Agent and the Borrowers; provided that any amendment or modification that would require the consent of all Lenders or all affected Lenders if made under the Amended Credit Agreement shall require the consent of all Lenders (as defined in the Amended Credit Agreement) or all affected Lenders (as defined in the Amended Credit Agreement), as applicable.