diff --git a/setup.py b/setup.py
index 3b2a95e..42d6670 100644
--- a/setup.py
+++ b/setup.py
@@ -1,6 +1,6 @@
 from distutils.core import setup  
 setup(name='jieba',  
-      version='0.20',  
+      version='0.21',  
       description='Chinese Words Segementation Utilities',  
       author='Sun, Junyi',  
       author_email='ccnusjy@gmail.com',