diff --git a/setup.py b/setup.py
index d743ab0..24d7134 100644
--- a/setup.py
+++ b/setup.py
@@ -1,5 +1,5 @@
 from distutils.core import setup, Extension
-from cPickle import load, dump
+from json import load, dump
 import os
 
 module1 = Extension('py3dutil', sources = ['py3dutil.c', 'obarr.c', 'red_black_tree.c', 'misc.c', 'vect.c', 'quat.c'])