diff --git a/tryton/CHANGELOG b/tryton/CHANGELOG
index 6392b2583e..954e377ca2 100644
--- a/tryton/CHANGELOG
+++ b/tryton/CHANGELOG
@@ -1,4 +1,9 @@
 
+Version 6.0.34 - 2024-01-01
+---------------------------
+* Bug fixes (see mercurial logs for details)
+
+
 Version 6.0.33 - 2023-12-16
 ---------------------------
 * Bug fixes (see mercurial logs for details)
diff --git a/tryton/tryton/gui/window/about.py b/tryton/tryton/gui/window/about.py
index 1ef20e9a9d..c4935b52e4 100644
--- a/tryton/tryton/gui/window/about.py
+++ b/tryton/tryton/gui/window/about.py
@@ -10,7 +10,7 @@ from tryton.common import get_toplevel_window
 from tryton import __version__
 
 COPYRIGHT = '''\
-Copyright (C) 2004-2023 Tryton.
+Copyright (C) 2004-2024 Tryton.
 '''
 AUTHORS = [
         'Bertrand Chenal <bertrand.chenal@b2ck.com>',