In 1317, emperor Andronicus II ordered four new buttresses (Pyramídas, Greek: "Πυραμίδας") to be built in the eastern and northern parts of the church, financing them with the inheritance of his deceased wife, Irene.
Pada 1317, Kaisar Andronikus II memerintahkan agar empat penopang (Πυραμὶδας, bahasa Yunani:"Piramídas") baru dibangun di sisi timur dan utara gereja, pembiayaannya menggunakan warisan dari almarhumah istrinya, Irene.