diff --git a/setup.py b/setup.py
index 2fa6372..cc85a46 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@ import os
 
 MAJOR = 0
 MINOR = 4
-MICRO = 0
+MICRO = 1
 VERSION = '%d.%d.%d' % (MAJOR, MINOR, MICRO)
 
 def write_version_py(filename=None):