diff --git a/Lib/fontTools/__init__.py b/Lib/fontTools/__init__.py
index ed063a7..15b1b44 100644
--- a/Lib/fontTools/__init__.py
+++ b/Lib/fontTools/__init__.py
@@ -3,6 +3,6 @@
 
 log = logging.getLogger(__name__)
 
-version = __version__ = "4.22.2.dev0"
+version = __version__ = "4.23.0"
 
 __all__ = ["version", "log", "configLogger"]
diff --git a/NEWS.rst b/NEWS.rst
index 75a983a..7fe2c14 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -1,3 +1,6 @@
+4.23.0 (released 2021-05-13)
+----------------------------
+
 - [designspaceLib] Allow to use ``\\UNC`` absolute paths on Windows (#2299, #2306).
 - [varLib.merger] Fixed bug where ``VarLibMergeError`` was raised with incorrect
   parameters (#2300).
diff --git a/setup.cfg b/setup.cfg
index c99ae34..a93454d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 4.22.2.dev0
+current_version = 4.23.0
 commit = True
 tag = False
 tag_name = {new_version}
diff --git a/setup.py b/setup.py
index 2da9e1c..c8da00d 100755
--- a/setup.py
+++ b/setup.py
@@ -441,7 +441,7 @@
 
 setup_params = dict(
 	name="fonttools",
-	version="4.22.2.dev0",
+	version="4.23.0",
 	description="Tools to manipulate font files",
 	author="Just van Rossum",
 	author_email="just@letterror.com",