diff --git a/Changelog b/Changelog
index db7569b..c74e61a 100644
--- a/Changelog
+++ b/Changelog
@@ -1,5 +1,9 @@
 Changelog for dhcpy6d
 
+2022-05-10 1.2.1
+
+    fixed option 23
+
 2022-04-04 1.2.0
 
     new option to exclude interface
diff --git a/debian/changelog b/debian/changelog
index 543b95b..0ce1c29 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+dhcpy6d (1.2.1-1) stable; urgency=medium
+
+  * New upstream release
+    + fixed option 23
+
+ -- Henri Wahl <henri@dhcpy6d.de>  Mon, 10 May 2022 21:00:00 +0200
+
 dhcpy6d (1.2.0-1) stable; urgency=medium
 
   * New upstream release
diff --git a/doc/dhcpy6d-clients.conf.rst b/doc/dhcpy6d-clients.conf.rst
index 0f8ef18..2e60a28 100644
--- a/doc/dhcpy6d-clients.conf.rst
+++ b/doc/dhcpy6d-clients.conf.rst
@@ -7,8 +7,8 @@ Clients configuration file for DHCPv6 server dhcpy6d
 ----------------------------------------------------
 
 :Author: Copyright (C) 2012-2022 Henri Wahl <h.wahl@dhcpy6d.de>
-:Date:   2022-04-04
-:Version: 1.2.0
+:Date:   2022-05-10
+:Version: 1.2.1
 :Manual section: 5
 :Copyright: This manual page is licensed under the GPL-2 license.
 
diff --git a/doc/dhcpy6d.conf.rst b/doc/dhcpy6d.conf.rst
index e477e23..2912cad 100644
--- a/doc/dhcpy6d.conf.rst
+++ b/doc/dhcpy6d.conf.rst
@@ -7,8 +7,8 @@ Configuration file for DHCPv6 server dhcpy6d
 --------------------------------------------
 
 :Author: Copyright (C) 2012-2022 Henri Wahl <henri@dhcpy6d.de>
-:Date:   2022-04-04
-:Version: 1.2.0
+:Date:   2022-05-10
+:Version: 1.2.1
 :Manual section: 5
 :Copyright: This manual page is licensed under the GPL-2 license.
 
diff --git a/doc/dhcpy6d.rst b/doc/dhcpy6d.rst
index 58dd7f7..9aefc16 100644
--- a/doc/dhcpy6d.rst
+++ b/doc/dhcpy6d.rst
@@ -7,8 +7,8 @@ MAC address aware DHCPv6 server
 ----------------------------------------------------------------
 
 :Author: Copyright (C) 2012-2022 Henri Wahl <henri@dhcpy6d.de>
-:Date:   2022-04-04
-:Version: 1.2.0
+:Date:   2022-05-10
+:Version: 1.2.1
 :Manual section: 8
 :Copyright: This manual page is licensed under the GPL-2 license.
 
diff --git a/setup.py b/setup.py
index 6361379..4e21ac2 100644
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,7 @@
               ]
 
 setup(name='dhcpy6d',
-      version='1.2.0',
+      version='1.2.1',
       license='GNU GPL v2',
       description='DHCPv6 server daemon',
       long_description='Dhcpy6d delivers IPv6 addresses for DHCPv6 clients, which can be identified by DUID, hostname or MAC address as in the good old IPv4 days. It allows easy dualstack transition, addresses may be generated randomly, by range, by DNS, by arbitrary ID or MAC address. Clients can get more than one address, leases and client configuration can be stored in databases and DNS can be updated dynamically.',