diff --git a/CHANGES.rst b/CHANGES.rst
index dfd6a65d9..6ca660199 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,3 +1,9 @@
+21.11 (2021-11-02)
+------------------
+- Fixed unescaped quotes in regex pattern `#592 <https://github.com/tefra/xsdata/issues/592>`_
+- Added config option fail_on_unknown_attributes `#597 <https://github.com/tefra/xsdata/issues/597>`_
+- Fixed build for python 3.10
+
 21.9 (2021-09-04)
 -----------------
 - Automate cli generate options `#578 <https://github.com/tefra/xsdata/pull/578>`_
diff --git a/README.rst b/README.rst
index 696bf2de2..c3bccb046 100644
--- a/README.rst
+++ b/README.rst
@@ -96,16 +96,8 @@ Features
   - Customize behaviour through config
 
 
-Changelog: 21.9 (2021-09-04)
-----------------------------
-- Automate cli generate options `#578 <https://github.com/tefra/xsdata/pull/578>`_
-
-  - Generate cli options by the config model
-  - Allow to enable/disable any flag
-  - Allow to bypass any value from the config
-  - Removed -cf/-ri as we can't have switches with short names
-
-- Fixed generator not cascading default values to inner classes `#579 <https://github.com/tefra/xsdata/issues/579>`_
-- Re-raise xml syntax errors as xsdata.exceptions.ParserError `#571 <https://github.com/tefra/xsdata/issues/571>`_
-- Added cli summary with recovered warnings and issues `#583 <https://github.com/tefra/xsdata/pull/583>`_
-- Removed the native and lxml SAX handlers `#582 <https://github.com/tefra/xsdata/issues/582>`_
+Changelog: 21.11 (2021-11-02)
+-----------------------------
+- Fixed unescaped quotes in regex pattern `#592 <https://github.com/tefra/xsdata/issues/592>`_
+- Added config option fail_on_unknown_attributes `#597 <https://github.com/tefra/xsdata/issues/597>`_
+- Fixed build for python 3.10
diff --git a/xsdata/__init__.py b/xsdata/__init__.py
index 824c06370..53d57257f 100644
--- a/xsdata/__init__.py
+++ b/xsdata/__init__.py
@@ -1 +1 @@
-__version__ = "21.9"
+__version__ = "21.11"