Certification of No Change in Definitive Materials. (497j)

Name	Symbol	Market	Type
Mfs Strategic Income Fund - Class I (MM)	NASDAQ:MFIIX	NASDAQ	Fund

Name

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Market

Type

Mfs Strategic Income Fund - Class I (MM)

NASDAQ:MFIIX

NASDAQ

Fund

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Certification of No Change in Definitive Materials. (497j)

05/03/2013 2:40pm

Edgar (US Regulatory)

111 Huntington Avenue, Boston, Massachusetts 02199

(617) 954-5000

March 5, 2013

VIA EDGAR

United States Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

Re:

MFS Ò Series Trust VIII (the “Trust”) (File Nos. 33-37972 and 811-5262) on Behalf of MFS Ò Global Growth Fund and MFS Ò Strategic Income Fund (the “Funds”)

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended, please accept this letter on behalf of the Trust as certification that the Prospectuses and Statements of Additional Information for the Funds do not differ from those contained in Post-Effective Amendment No. 37 (the “Amendment”) to the Trust’s Registration Statement on Form N-1A. The Amendment was filed electronically on February 27, 2013.

Please call the undersigned at (617) 954-4340 or Jessica McCormick at (617) 954-6149 with any questions you may have.

Very truly yours,

BRIAN E. LANGENFELD

Brian E. Langenfeld

Vice President and Senior Counsel

BEL/bjn

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MFIIX Mfs Strategic Income Fund - Class I (MM)