MFS Research Fund
MFS Emerging Growth Fund
MFS Municipal Income Fund
MFS New York Municipal Bond Fund
MFS Pennsylvania Municipal Bond Fund
Supplement to the Current Prospectus
During the period April 3, 1995 through May 22,
1995 (the "Sales Period") (unless extended by MFS Fund
Distributors, Inc. ("MFD"), the Funds' distributor),
MFD will pay Advest, Inc. ("Advest") 100% of the
applicable sales charge on sales of Class A shares of
each of the funds listed above (the "Funds") sold by
Advest during the Sales Period. Furthermore, MFD will
pay Advest an additional commission equal to 0.50% of
the net asset value of all of the Class B shares of
the Funds sold by Advest during the Sales Period.
This additional commission on Class B shares will not
apply to the Class B shares of MFS Municipal Income
Fund, MFS New York Municipal Bond Fund and MFS
Pennsylvania Municipal Bond Fund issued in connection
with the proposed acquisition by these Funds of the
assets of the three series of The Advantage Municipal
Bond Fund, which are distributed by Advest. No
commission will be paid by MFD to Advest in connection
with these proposed acquisitions.
The date of this Supplement is April 3, 1995.
O:\BONNIE\STICKERS\ADVEST DOC
