MFS SERIES TRUST X, 497, 1996-01-04

MFS SERIES TRUST X
497, 1996-01-04

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                MFS/FOREIGN & COLONIAL INTERNATIONAL GROWTH FUND

                      Supplement to the Current Prospectus


The second paragraph (pertaining to International Growth Fund) under the section
"Management of the Funds - Portfolio  Managers" on page 14 of the Prospectus has
been deleted and replaced in its entirety by the  following:  "R. Stewart Edgar,
Member of the Board of FCM, is the Fund's portfolio manager.  Mr. Edgar has been
employed by FCM since 1993, before which he served as a Director of the European
Desk at HD International Ltd. He has been the Fund's portfolio manager since the
Fund's inception."


                The date of this Supplement is January 1, 1996.