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                       STATEMENT OF ADDITIONAL INFORMATION

          Supplement to the current Statement of Additional Information


         Effective  May  17,  1999,  the  street  address  and  zip  code of the
Shareholder  Servicing  Agent has been changed (the P.O. box mailing address and
the 1-800 telephone number have not changed). Accordingly, the back cover of the
Statement of Additional Information is revised to read as follows:

                            MFS Service Center, Inc.
                              2 Avenue de Lafayette
                              Boston, MA 02111-1738



                  The date of this Supplement is May 17, 1999.



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