Subsequently Pope Clement VIII inserted it, setting it for 7 May, but Kraków observes it on May 8, a supposed date of the Saint's death, having done so since May 8 1254, when it was attended by many Polish bishops and princes.
Subsequently Pope Clement VIII set the Saint's feast day for May 7 throughout the Roman Catholic Church, though Kraków observes it May 8, the supposed date of the Saint's death. The first feast of Saint Stanisław in Kraków was celebrated May 8,1254, and was attended by many Polish bishops and princes.