SUPPLEMENT DATED APRIL 3, 2018TO
PROSPECTUS DATED APRIL 30, 2010FOR KEYPORT ADVISOR
PROSPECTUS DATED APRIL 30, 2004FOR KEYPORT ADVISOR VISTA
PROSPECTUSES DATED DECEMBER 31, 2003FOR KEYPORT ADVISOR CHARTER AND KEYPORT ADVISOR OPTIMA

ISSUED BY DELAWARE LIFE INSURANCE COMPANY

KEYPORT VARIABLE ACCOUNT A

This supplement contains information about the Columbia Variable Portfolio - Select International Equity Fund (the "Fund") that is available under your Contract.

On May 1, 2018, the Fund will change its name to Columbia Variable Portfolio - Overseas Core Fund.

THIS SUPPLEMENT SHOULD BE READ AND RETAINED FOR FUTURE REFERENCE.