Long before this day of contented stagnancy, in 1061, when Forcalquier, fortified, growing, and important, claimed many honours, Bishop Gérard Caprérius of Sisteron had given the city a Provost and a Chapter, and created the Church of Saint-Mary, co-cathedral with that of Notre-Dame of Sisteron. Not contented with this honour, Forcalquier demanded and received a Bishopric of her own.
Source: wiktionary