Tal-Bir Redoubt (Maltese: Ridott tal-Bir), also known as Wied Musa Redoubt (Maltese: Ridott ta' Wied Musa), is a redoubt in the limits of Mellieħa, Malta. It was built by the Order of Saint John in 1715–1716 as one of a series of coastal fortifications around the Maltese Islands. Today, the redoubt lies in ruins.