diff --git a/setup.py b/setup.py
index ef548fe..24a73ea 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name='dataset',
-    version='0.3.8',
+    version='0.3.9',
     description="Toolkit for Python-based data processing.",
     long_description="",
     classifiers=[