 In 1914, the chapel was dedicated to Saint Joseph.It holds a marble, eight-lobed, circular altar table known as the "Rose of Saint John"; it is a little over one meter in diameter.Pope Leon IX consecrated the altar in 1050, at which time it stood in St. Stephen's Cathedral, Besançon, which used to stand where part of the fortifications of the Citadel of Besançon now stand.