diff --git a/build.py b/build.py
index e716c39a..7bb88860 100644
--- a/build.py
+++ b/build.py
@@ -9,7 +9,6 @@ import os
 import os.path as op
 from optparse import OptionParser
 import shutil
-import importlib
 import compileall
 
 from setuptools import setup, Extension