 The interior stucco decoration is the work of Baldassarre Fontana, and the polychromy assisted by painters and brothers Carlo and Innocente Monti and Karl Dankwart of Nysa.The painting of St. Anne in the high altar is the work of Jerzy Siemiginowski-Eleuter, court painter of King John III Sobieski.The 18th-century paintings in the stalls showing the life of Saint Anne are by Szymon Czechowicz.