diff --git a/dogpile_filesystem/backend.py b/dogpile_filesystem/backend.py
index 065fdf6..7771f07 100644
--- a/dogpile_filesystem/backend.py
+++ b/dogpile_filesystem/backend.py
@@ -13,7 +13,7 @@
 import tempfile
 import time
 
-from shutil import copyfileobj
+from shutil import copyfileobj, move
 
 from dogpile.cache.api import CacheBackend, NO_VALUE, CachedValue
 
@@ -166,8 +166,8 @@ def set(self, key, value):
             pickle.dump(metadata, metadata_file, pickle.HIGHEST_PROTOCOL)
 
         with self._get_rw_lock(key):
-            os.rename(metadata_file.name, self._file_path_metadata(key))
-            os.rename(payload_file_path, self._file_path_payload(key))
+            move(metadata_file.name, self._file_path_metadata(key))
+            move(payload_file_path, self._file_path_payload(key))
             os.utime(self._file_path_metadata(key), (now_timestamp, now_timestamp))
             os.utime(self._file_path_payload(key), (now_timestamp, now_timestamp))