diff --git a/OpenSSL/version.py b/OpenSSL/version.py
index b8ec88d..6866a7d 100644
--- a/OpenSSL/version.py
+++ b/OpenSSL/version.py
@@ -6,4 +6,4 @@
 pyOpenSSL - A simple wrapper around the OpenSSL library
 """
 
-__version__ = '0.11'
+__version__ = '0.12a1'
diff --git a/setup.py b/setup.py
index cd40c07..8b30c30 100755
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@
 from distutils.command.build_ext import build_ext
 
 # XXX Deduplicate this
-__version__ = '0.11'
+__version__ = '0.12a1'
 
 crypto_src = ['OpenSSL/crypto/crypto.c', 'OpenSSL/crypto/x509.c',
               'OpenSSL/crypto/x509name.c', 'OpenSSL/crypto/pkey.c',