diff --git a/libsaria/collection/collection.py b/libsaria/collection/collection.py
index b4b31891..aff3c05c 100644
--- a/libsaria/collection/collection.py
+++ b/libsaria/collection/collection.py
@@ -37,7 +37,7 @@ class Collection:
 		libsaria.data.save(
 			(self.fs_tree, self.tag_tree, self.index, self.records,
 				self.next_record, self.size),
-			self.file, "")
+			self.file, "dl_tree")
 
 	def load(self):
 		objects = libsaria.data.load(self.file, "")
diff --git a/libsaria/collection/lens.py b/libsaria/collection/lens.py
index dbeb9682..f8c5bb7f 100644
--- a/libsaria/collection/lens.py
+++ b/libsaria/collection/lens.py
@@ -26,7 +26,7 @@ def set_badfiles():
 
 class Library(collection.Collection):
 	def __init__(self):
-		collection.Collection.__init__(self, "library.dl_tree")
+		collection.Collection.__init__(self, "library")
 
 	def scan(self, path):
 		print "Library scanning %s" % path
@@ -74,7 +74,7 @@ class Library(collection.Collection):
 
 class Playlist(collection.Collection):
 	def __init__(self):
-		collection.Collection.__init__(self, "playlist.dl_tree")
+		collection.Collection.__init__(self, "playlist")
 		self.last_tracks = []
 
 	def next_id(self, last_id):