Kellogg Brown & Root Services Inc., Houston, Texas, is awarded a $61,272,020 firm-fixed-price, indefinite-delivery/indefinite-quantity modification to previously awarded contract N62470-17-D-4012 for base operation support services at Camp Lemonnier, Djibouti; and Chabelley Airfield, Djibouti. This award brings the total cumulative value of the contract to $473,504,564. Work will be performed in Djibouti City, Djibouti (96%); and Manda Bay, Chabelley, Djibouti (4%), and is expected to be completed by November 2024. No funds will be obligated at time of award. Fiscal 2024 operation and maintenance (Navy) funds will be obligated on individual task orders, subject to the availability of funds. The Naval Facilities Engineering Systems Command Europe, Africa, Central; Camp Lemonnier, Djibouti, is the contracting activity.