diff --git a/doc/conf.py b/doc/conf.py
index 54bc48ce..22d03a9b 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -53,7 +53,7 @@
 # The short X.Y version.
 version = '0.3'
 # The full version, including alpha/beta/rc tags.
-release = '0.3.3alpha'
+release = '0.3.3'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/pastis/__init__.py b/pastis/__init__.py
index 3e5fe4ff..e11c5970 100644
--- a/pastis/__init__.py
+++ b/pastis/__init__.py
@@ -5,4 +5,4 @@
 from . import algorithms
 
 
-__version__ = '0.3.3alpha'
+__version__ = '0.3.3'
diff --git a/setup.py b/setup.py
index 6939d086..0f04ce93 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@
 DESCRIPTION = 'A set of algorithms for the 3D inference of the genome'
 MAINTAINER = 'Nelle Varoquaux'
 MAINTAINER_EMAIL = 'nelle.varoquaux@ensmp.fr'
-VERSION = '0.3.3alpha'
+VERSION = '0.3.3'
 LICENSE = "New BSD"
 URL = 'http://cbio.ensmp.fr/pastis'
 DOWNLOAD_URL = 'https://github.com/hiclib/pastis/releases'