Several new buildings were constructed in the 2nd-3rd century AD and the Christianization of the Rhodopes in the late 4th-early 5th century resulted in the conversion of the complex into a local ruler's domain featuring a defensive tower. The complex also suffered from two earthquakes, once in the 12th century BC and once in the 14th century AD.
During the 2nd-3rd centuries AD, numerous new buildings were constructed, while the Christianization of the Rhodopes in the late 4th-early 5th centuries led to the transformation of the complex into a ruler's domain with a defensive tower. The complex also experienced two earthquakes, one in the 12th century BC and another in the 14th century AD.