diff --git a/mnists/__init__.py b/mnists/__init__.py
index 67eeb68..6326b93 100644
--- a/mnists/__init__.py
+++ b/mnists/__init__.py
@@ -3,6 +3,8 @@
 # Copyright (C) 2018 Connor Olding
 # Distributed under terms of the MIT license.
 
+__version__ = "0.2.1"
+
 # NOTE: npz functionality is incomplete.
 
 import array
diff --git a/setup.py b/setup.py
index 1846f7f..24a1275 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup
 
 setup(
     name='mnists',
-    version='0.2.0',
+    version='0.2.1',
     packages=[
         'mnists',
     ],