diff --git a/setup.py b/setup.py
index 9fd032e615ab16095ccea6ba62182238389838e8..7b6327b52b90a290340dd36edd45b063524b2b88 100644
--- a/setup.py
+++ b/setup.py
@@ -1,3 +1,4 @@
+import importlib
 import sys
 from distutils.command.build import build
 from subprocess import check_output