diff --git a/docs/Changelog.rst b/docs/Changelog.rst
index 09acf3ea..26726593 100644
--- a/docs/Changelog.rst
+++ b/docs/Changelog.rst
@@ -9,6 +9,21 @@ All notable changes to this project will be documented in this file.
 `Unreleased`_
 =============
 
+`v0.21.0`_
+==========
+Changed
+-------
+* Speed up extraction when number of files is very large (#555)
+* Replace deprecated functions on python 3.12 (#550)
+
+Added
+-----
+* Add report_update() for logging large files extraction (#558)
+
+Document
+--------
+* Add subsection of multi-volume creation (#568)
+
 `v0.20.8`_
 ==========
 Fixed
@@ -363,7 +378,8 @@ Changed
 
 
 .. History links
-.. _Unreleased: https://github.com/miurahr/py7zr/compare/v0.20.8...HEAD
+.. _Unreleased: https://github.com/miurahr/py7zr/compare/v0.21.0...HEAD
+.. _v0.21.0: https://github.com/miurahr/py7zr/compare/v0.20.8...v0.21.0
 .. _v0.20.8: https://github.com/miurahr/py7zr/compare/v0.20.7...v0.20.8
 .. _v0.20.7: https://github.com/miurahr/py7zr/compare/v0.20.6...v0.20.7
 .. _v0.20.6: https://github.com/miurahr/py7zr/compare/v0.20.5...v0.20.6
diff --git a/docs/authors.rst b/docs/authors.rst
index 5d9f203b..57a4fcff 100644
--- a/docs/authors.rst
+++ b/docs/authors.rst
@@ -12,6 +12,7 @@ Contributors, listed alphabetically, are:
 * Alan Lee -- Update documentation
 * Alexander Kapshuna -- Fix shutil integration (#353)
 * @andrebrait -- Fix exception for empty 7z file (#118)
+* Antoine C -- Support Python 3.12 and later (#550)
 * @amarcu5 -- fix error when large compressed headers (#281)
 * c.foster -- Default exceptions to include the exception type
 * chigusa -- Fix UTF-16 path parsing for extraction (#391)
@@ -24,5 +25,7 @@ Contributors, listed alphabetically, are:
 * Megan Leet -- Fix infinite loop when extraction (#354)
 * @padremayi -- Fix crash on wrong crationtime in archive (#275)
 * @royopa -- Fix typo (#108)
+* Sergei -- Update report_update() (#558)
 * T. Yamada -- Deflate64 decompression (#399)
+* Vlad Firoiu -- Speed-up extraction when number of files is very large(#555)
 * @Zoynels -- Mmeory IO API(#111, #119)