diff --git a/sphinx/__init__.py b/sphinx/__init__.py
index 724098798..3ad5732ae 100644
--- a/sphinx/__init__.py
+++ b/sphinx/__init__.py
@@ -12,7 +12,7 @@
 import sys
 from os import path
 
-__version__ = '0.6.7'
+__version__ = '0.6.7+'
 __released__ = '0.6.7'  # used when Sphinx builds its own docs
 
 package_dir = path.abspath(path.dirname(__file__))