SUPPLEMENT DATED OCTOBER 1, 2010

TO PROSPECTUS DATED APRIL 30, 2010

FOR FUTURITY CORPORATE VARIABLE UNIVERSAL LIFE INSURANCE

ISSUED BY SUN LIFE ASSURANCE COMPANY OF CANADA (U.S.)

SUN LIFE OF CANADA (U.S.) VARIABLE ACCOUNT G

Effective November 15, 2010, the following investment options are closed to premium and transfer allocations:

DWS Small Cap Index VIP

SCSM BlackRock Large Cap Index Fund

THIS SUPPLEMENT SHOULD BE READ AND RETAINED FOR FUTURE REFERENCE.