diff --git a/sat/memory/memory.py b/sat/memory/memory.py
index de2f56a7..111611fb 100644
--- a/sat/memory/memory.py
+++ b/sat/memory/memory.py
@@ -1468,7 +1468,7 @@ class Memory(object):
         @param parent(unicode, None): id of the directory containing the files
             None to ignore
             empty string to look for root files/directories
-        @param path(unicode, None): path to the directory containing the files
+        @param path(Path, unicode, None): path to the directory containing the files
         @param type_(unicode, None): type of file filter, can be one of C.FILE_TYPE_*
         @param file_hash(unicode, None): hash of the file to retrieve
         @param hash_algo(unicode, None): algorithm use for file_hash
@@ -1499,6 +1499,7 @@ class Memory(object):
         if owner is not None:
             owner = owner.userhostJID()
         if path is not None:
+            path = str(path)
             # permission are checked by _getParentDir
             parent, remaining_path_elts = yield self._getParentDir(
                 client, path, parent, namespace, owner, peer_jid, perms_to_check
@@ -1630,6 +1631,7 @@ class Memory(object):
             owner = owner.userhostJID()
 
         if path is not None:
+            path = str(path)
             # _getParentDir will check permissions if peer_jid is set, so we use owner
             parent, remaining_path_elts = yield self._getParentDir(
                 client, path, parent, namespace, owner, owner, perms_to_check