Khachaghbyur () is a village in the Vardenis Municipality of the Gegharkunik Province of Armenia. The village is located immediately to the south of the Lusakunk village and to the west of Vardenis.
The village was previously known as Chakhyrlu, Chakhrlu, Chakhirlu, Sovietakert and Sovetakert.
Near the village is a ruined Iron Age fort, Murad Khach, as well as a 13th-century church.