Forgot option PARTUUID to lsblk

archinstall/lib/disk.py

@@ -197,9 +197,9 @@ class Partition():
 		This is more reliable than relying on /dev/disk/by-partuuid as
 		it doesn't seam to be able to detect md raid partitions.
 		"""
-		lsblk = b''.join(sys_command(f'lsblk -J {self.path}'))
+		lsblk = b''.join(sys_command(f'lsblk -J -o+PARTUUID {self.path}'))
 		for partition in json.loads(lsblk.decode('UTF-8'))['blockdevices']:
-			return partition['partuuid']
+			return partition.get('partuuid', None)
 
 	@property
 	def encrypted(self):