diff --git a/trains/storage/manager.py b/trains/storage/manager.py
index 80359585..b9599063 100644
--- a/trains/storage/manager.py
+++ b/trains/storage/manager.py
@@ -169,4 +169,5 @@ class StorageManager(object):
 
     @classmethod
     def get_files_server(cls):
+        from ..backend_api import Session
         return Session.get_files_server_host()