diff --git a/CHANGES b/CHANGES
index 24ebde5aad4..85b3cb1fc40 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,17 +1,5 @@
-Release 3.4.3 (in development)
-==============================
-
-Dependencies
-------------
-
-Incompatible changes
---------------------
-
-Deprecated
-----------
-
-Features added
---------------
+Release 3.4.3 (released Jan 08, 2021)
+=====================================
 
 Bugs fixed
 ----------
@@ -19,9 +7,6 @@ Bugs fixed
 * #8655: autodoc: Failed to generate document if target module contains an
   object that raises an exception on ``hasattr()``
 
-Testing
---------
-
 Release 3.4.2 (released Jan 04, 2021)
 =====================================
 
diff --git a/sphinx/__init__.py b/sphinx/__init__.py
index 98c6ffe8fee..de451b41cb4 100644
--- a/sphinx/__init__.py
+++ b/sphinx/__init__.py
@@ -32,7 +32,7 @@
 warnings.filterwarnings('ignore', "'U' mode is deprecated",
                         DeprecationWarning, module='docutils.io')
 
-__version__ = '3.4.3+'
+__version__ = '3.4.3'
 __released__ = '3.4.3'  # used when Sphinx builds its own docs
 
 #: Version info for better programmatic use.
@@ -43,7 +43,7 @@
 #:
 #: .. versionadded:: 1.2
 #:    Before version 1.2, check the string ``sphinx.__version__``.
-version_info = (3, 4, 3, 'beta', 0)
+version_info = (3, 4, 3, 'final', 0)
 
 package_dir = path.abspath(path.dirname(__file__))