diff --git a/HISTORY.rst b/HISTORY.rst
index d3ad234e..349e13db 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,8 +3,8 @@
 Release History
 ---------------
 
-dev
-+++
+2.18.3 (2017-08-02)
++++++++++++++++++++
 
 **Improvements**
 
diff --git a/requests/__version__.py b/requests/__version__.py
index 156ff20a..2d60bcc0 100644
--- a/requests/__version__.py
+++ b/requests/__version__.py
@@ -5,8 +5,8 @@
 __title__ = 'requests'
 __description__ = 'Python HTTP for Humans.'
 __url__ = 'http://python-requests.org'
-__version__ = '2.18.2'
-__build__ = 0x021802
+__version__ = '2.18.3'
+__build__ = 0x021803
 __author__ = 'Kenneth Reitz'
 __author_email__ = 'me@kennethreitz.org'
 __license__ = 'Apache 2.0'