diff --git a/archinstall/lib/disk/mapperdev.py b/archinstall/lib/disk/mapperdev.py
index 71ef2a79..bf1b3583 100644
--- a/archinstall/lib/disk/mapperdev.py
+++ b/archinstall/lib/disk/mapperdev.py
@@ -24,6 +24,10 @@ class MapperDev:
 	def path(self):
 		return f"/dev/mapper/{self.mappername}"
 
+	@property
+	def part_uuid(self):
+		return self.partition.part_uuid
+
 	@property
 	def partition(self):
 		from .helpers import uevent, get_parent_of_partition