diff --git a/hypernets/__init__.py b/hypernets/__init__.py
index 96d90ca..63c2e08 100644
--- a/hypernets/__init__.py
+++ b/hypernets/__init__.py
@@ -1,3 +1,3 @@
 # -*- coding:utf-8 -*-
 __author__ = 'yangjian'
-__version__ = '0.3.0'
+__version__ = '0.3.1'