diff --git a/setup.py b/setup.py
index 2064745..8b841f2 100644
--- a/setup.py
+++ b/setup.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
+import os
 from github_backup import __version__
 
 try: