diff --git a/undelete_for_hse.py b/undelete_for_hse.py
index bf2dbe5..ddf1e3d 100644
--- a/undelete_for_hse.py
+++ b/undelete_for_hse.py
@@ -34,13 +34,12 @@ try:
 	
     while True:
 
-		listing = obsClient.listVersions(
-			bucket,
-			version = Versions(
-				prefix = prefiks,
-				encoding_type = 'url',
-				key_marker = mark,
-				max_keys = 1000
+        listing = obsClient.listVersions(
+		    bucket,
+		    version = Versions(
+		    	encoding_type = 'url',
+		    	key_marker = mark,
+		    	max_keys = 1000
 			)
 		)