diff --git a/setup.py b/setup.py
index ddc737df20f1b03a481dc303ae5e45d29b476161..01e455e735a84e9f23b99ba2d6f63dff4bc33c80 100644
--- a/setup.py
+++ b/setup.py
@@ -1,3 +1,4 @@
+import os
 from setuptools import setup
 
 setup(