diff --git a/setup.py b/setup.py
index 939dbe0e9280b5b37926901a215cea46af0371bd..9e090d6eea97ff209dea886965a6303b865a2031 100755
--- a/setup.py
+++ b/setup.py
@@ -46,9 +46,9 @@ from setuptools import find_packages, setup
 ########################################################################
 
 MAJOR = 0
-MINOR = 2
-MICRO = 5
-PRE = ""
+MINOR = 3
+MICRO = 1
+PRE = ""  # e.g. rc0, alpha.1, 0.beta-23
 ISRELEASED = False
 
 if PRE: