Huntington Ingalls Industries Unmanned Systems, Pocasset, Massachusetts, is awarded a $23,004,606 firm-fixed-price modification to previously awarded contract N00024-23-C-6308 to exercise options for Lionfish Small Unmanned Undersea Vehicle production, support equipment, and ancillary equipment. Work will be performed in Pocasset, Massachusetts (99%); and Hampton, Virginia (1%), and is expected to be completed by September 2025. Fiscal 2022 procurement (Marine Corps) funds in the amount of $2,783,529 (12%); fiscal 2023 procurement (Marine Corps) funds in the amount of $11,835,905 (52%); fiscal 2024 other procurement (Navy) funds in the amount of $4,673,082 (20%); and fiscal 2024 procurement (Marine Corps) funds in the amount of $3,712,090 (16%), will be obligated at time of award. Funds in the amount of $2,783,529 will expire at the end of the current fiscal year. Naval Sea Systems Command, Washington, D.C., is the contracting activity.