diff --git a/libcloud/__init__.py b/libcloud/__init__.py
index 8e3afba..3ed520d 100644
--- a/libcloud/__init__.py
+++ b/libcloud/__init__.py
@@ -20,7 +20,7 @@
 """
 
 __all__ = ['__version__', 'enable_debug']
-__version__ = '1.0-pre1'
+__version__ = '1.0.0-pre1'
 
 import os
 import codecs