To amend the National Defense Authorization Act for Fiscal Year 2010 to improve the Littoral Combat Ship program of the Navy.

Amends provisions of the National Defense Authorization Act for Fiscal Year 2010 relating to the Navy's littoral combat ship program to: (1) increase from 10 to 20 the number of such ships authorized to be procured, including any ship control and weapons systems that the Secretary of the Navy determines necessary for such ships; (2) allow one or more contracts to be entered into for such procurement; and (3) require the government to be permitted to conduct a competition for an additional shipyard for ship construction, to build a design specification for that ship.