diff --git a/archinstall/lib/disk.py b/archinstall/lib/disk.py
index f8bdc040..f6dc16eb 100644
--- a/archinstall/lib/disk.py
+++ b/archinstall/lib/disk.py
@@ -585,10 +585,10 @@ def get_partitions_in_use(mountpoint):
 	output = output.decode('UTF-8')
 	output = json.loads(output)
 	for target in output.get('filesystems', []):
-		mounts.append(Partition(target['source'], filesystem=target.get('fstype', None), mountpoint=target['target']))
+		mounts.append(Partition(target['source'], None, filesystem=target.get('fstype', None), mountpoint=target['target']))
 
 		for child in target.get('children', []):
-			mounts.append(Partition(child['source'], filesystem=child.get('fstype', None), mountpoint=child['target']))
+			mounts.append(Partition(child['source'], None, filesystem=child.get('fstype', None), mountpoint=child['target']))
 
 	return mounts