MFS GOVERNMENT SECURITIES FUND, 497J, 1996-07-01

MFS GOVERNMENT SECURITIES FUND
497J, 1996-07-01

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                         MFS GOVERNMENT SECURITIES FUND
             500 BOYLSTON STREET o BOSTON o MASSACHUSETTS 02116-3741
                                 617 o 954-5000




                                            July 1, 1996




VIA EDGAR
Securities and Exchange Commission
Judiciary Plaza
450 Fifth Street, NW
Washington, DC  20549

         Re:  MFS Government Securities Fund (the "Fund") (File No. 2-74959)

Ladies and Gentlemen:

         Pursuant to Rule 497(j) under the  Securities  Act of 1933, as amended,
please accept this letter as certification  that the Prospectus and Statement of
Additional  Information for MFS Government  Securities Fund does not differ from
that  contained in  Post-Effective  Amendment  No. 19 (the  "Amendment")  to the
Fund's   Registration   Statement  on  Form  N-1A.   This  Amendment  was  filed
electronically on June 27, 1996.

         Please call the undersigned or Sharon Julius-Doucette at (800) 343-2829
or (617) 954-5406 with any questions you may have.

                                            Very truly yours,



                                            JAMES R. BORDEWICK, JR.
                                            James R. Bordewick, Jr.
                                            Assistant Secretary

JRB/bjn