Bump version post-release
diff --git a/setup.py b/setup.py
index b4147bf..c3aa389 100644
--- a/setup.py
+++ b/setup.py
@@ -35,7 +35,7 @@
 
 setup(
     name='Flask-OpenID',
-    version='1.2.2',
+    version='1.2.3-dev',
     url='http://github.com/mitsuhiko/flask-openid/',
     license='BSD',
     author='Armin Ronacher, Patrick Uiterwijk',