EXHIBIT 77Q1(e)(3)Investment Sub-Advisory Agreement • October 25th, 2006 • MFS Series Trust Xiii
AMENDMENT made this 1st day of July, 2006 to the Sub-Advisory Agreement dated May 1, 2006 (the Agreement), among MFS Series Trust XIII, a StateMassachusetts business trust (the Trust), Massachusetts Financial Services Company, a StateDelaware corporation (the Adviser) and Sun Capital Advisers LLC., a StateplaceDelaware limited liability company (the Sub-Adviser). In consideration of the mutual covenants contained herein, the parties agree as follows:
EXHIBIT 77CInvestment Advisory Agreement • October 25th, 2006 • MFS Series Trust Xiii
