diff --git a/CHANGES.md b/CHANGES.md
index 1a68dbe4..ddd5f773 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,7 +1,8 @@
 # pyfakefs Release Notes
 The released versions correspond to PyPi releases.
 
-## Version 4.5.0 (as yet unreleased)
+## [Version 4.5.0](https://pypi.python.org/pypi/pyfakefs/4.5.0) (2021-06-04)
+Adds some support for Python 3.10 and basic type checking.
 
 ### New Features
   * added support for some Python 3.10 features:
diff --git a/docs/conf.py b/docs/conf.py
index 70f64434..2db1b5cf 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -66,9 +66,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '4.5'
+version = '4.5.0'
 # The full version, including alpha/beta/rc tags.
-release = '4.5.dev'
+release = '4.5.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/pyfakefs/_version.py b/pyfakefs/_version.py
index 7f57152b..330025d8 100644
--- a/pyfakefs/_version.py
+++ b/pyfakefs/_version.py
@@ -1 +1 @@
-__version__ = '4.5.dev'
+__version__ = '4.5.0'