Probably your only way around it is to book with points, where extra-person charges are included:
https://www.flyertalk.com/forum/35041120-post6.html
3.2.f. Award Redemption Stay Inclusions & Exclusions. The Award Redemption Stay includes the cost of a guest room (with existing bedding) at a Participating Property, room tax, service charge, and extra-person charges (except at eligible all-inclusive properties), if any. All other charges, including incidentals, resort fees and The Ritz-Carlton Club level charges, rollaways, and other fees, are the responsibility of the Member and are not included in the Award Redemption Stay.