diff --git a/Changelog.txt b/Changelog.txt
index 393621e1c9..ed348278c0 100644
--- a/Changelog.txt
+++ b/Changelog.txt
@@ -23,6 +23,40 @@
 # - title by author
 # }}}
 
+{{{ 5.23.0 2021-07-09
+
+:: new features
+
+- [1934204] Annotations browser: Show highlight color in the preview panel
+
+- TXTZ format: Store type of text formatting in the metadata and use it automatically when converting from TXTZ
+
+- [1934043] Edit metadata dialog: Allow holding Ctrl and clicking the item editor buttons to instead open the manage dialog
+
+:: bug fixes
+
+- [1929325] Annotations browser: Fix searching for words in languages such as Chinese that do not have word delimiters not working
+
+- News download: Fix URLs with spaces in them not being downloaded since calibre 5.0
+
+- [1933989] When searching for books by an author from the manage authors dialog, use exact matches
+
+- [1933797] MOBI Output: Fix invalid color specification as plain numbers causing conversion to fail
+
+- [1933684] MOBI Output: Fix invalid text indent specification causing conversion to fail
+
+- Linux: Drop the unmaintained dbus-python in favor of jeepney for DBUS
+
+- Edit book: Workaround for Qt bug that caused the panel sizes in the editor to not be remembered across sessions
+
+:: improved recipes
+- The Guardian and the Observer
+- National Geographic
+- Handelsblatt
+- Huffington Post
+
+}}}
+
 {{{ 5.22.1 2021-06-25
 
 :: new features
diff --git a/src/calibre/constants.py b/src/calibre/constants.py
index 925fa1ec71..44e83c0254 100644
--- a/src/calibre/constants.py
+++ b/src/calibre/constants.py
@@ -5,7 +5,7 @@ from polyglot.builtins import map, unicode_type, environ_item, hasenv, getenv
 import sys, locale, codecs, os, collections, collections.abc
 
 __appname__   = 'calibre'
-numeric_version = (5, 22, 1)
+numeric_version = (5, 23, 0)
 __version__   = '.'.join(map(unicode_type, numeric_version))
 git_version   = None
 __author__    = "Kovid Goyal <kovid@kovidgoyal.net>"