diff --git a/HISTORY.rst b/HISTORY.rst
index b725f1e..ca8adc2 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,7 +3,7 @@
 History
 -------
 
-v0.20.0 (unreleased)
+v0.20.0 (2019-02-18)
 ....................
 * fix tests for python 3.8, #396 by @samuelcolvin
 * Adds fields to the ``dir`` method for autocompletion in interactive sessions, #398 by @dgasmith
diff --git a/pydantic/version.py b/pydantic/version.py
index 9fd0812..f039781 100644
--- a/pydantic/version.py
+++ b/pydantic/version.py
@@ -2,4 +2,4 @@ from distutils.version import StrictVersion
 
 __all__ = ['VERSION']
 
-VERSION = StrictVersion('0.20.0a1')
+VERSION = StrictVersion('0.20.0')