diff --git a/Changelog.rst b/Changelog.rst
index 33dcc79c..e92824d7 100644
--- a/Changelog.rst
+++ b/Changelog.rst
@@ -3,11 +3,12 @@
 Changelog
 =========
 
-2.2.0 (dev)
------------
+2.2.0 (2016-01-05)
+------------------
 
  * adding additional options for ssh - ``ssl_assert_hostname`` and
    ``ssl_assert_fingerprint`` to the default connection class
+ * fix sniffing
 
 2.1.0 (2015-10-19)
 ------------------
diff --git a/docs/conf.py b/docs/conf.py
index 34ed5e59..afbef485 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -52,7 +52,7 @@ copyright = u'2013, Honza Král'
 # The short X.Y version.
 version = '2.2.0'
 # The full version, including alpha/beta/rc tags.
-release = '2.2.0-dev'
+release = '2.2.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/elasticsearch/__init__.py b/elasticsearch/__init__.py
index 141e01fa..8f6e0af9 100644
--- a/elasticsearch/__init__.py
+++ b/elasticsearch/__init__.py
@@ -1,6 +1,6 @@
 from __future__ import absolute_import
 
-VERSION = (2, 2, 0, 'dev')
+VERSION = (2, 2, 0)
 __version__ = VERSION
 __versionstr__ = '.'.join(map(str, VERSION))
 
diff --git a/setup.py b/setup.py
index 661ce148..e536bdeb 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@ from setuptools import setup, find_packages
 import sys
 import os
 
-VERSION = (2, 2, 0, 'dev')
+VERSION = (2, 2, 0)
 __version__ = VERSION
 __versionstr__ = '.'.join(map(str, VERSION))