During the reign of Selim II (1566–1574), the building started showing signs of fatigue and was extensively strengthened with the addition of structural supports to its exterior by Ottoman architect Mimar Sinan, who was also an earthquake engineer.
Durante o reinado de Selim II (1566-1577), o edificio comezou a mostrar signos de fatiga e reforzouse moito coa adición das axudas estruturais no seu exterior polo grande arquitecto otomán Mimar Sinan, considerado un dos primeiros enxeñeiros en incluír reforzos antisísmicos.