diff --git a/doc/source/changes.rst b/doc/source/changes.rst
index e61aa4e..cd1efbb 100644
--- a/doc/source/changes.rst
+++ b/doc/source/changes.rst
@@ -1,6 +1,14 @@
 Change log
 ##########
 
+Version 0.34.6
+==============
+
+In development.
+
+.. include:: ./changes/version_0_34_6.rst.inc
+
+
 Version 0.34.5
 ==============
 
diff --git a/doc/source/changes/version_0_34_6.rst.inc b/doc/source/changes/version_0_34_6.rst.inc
new file mode 100644
index 0000000..c4533eb
--- /dev/null
+++ b/doc/source/changes/version_0_34_6.rst.inc
@@ -0,0 +1,41 @@
+.. py:currentmodule:: larray_editor
+
+Syntax changes
+^^^^^^^^^^^^^^
+
+* renamed ``MappingEditor.old_method_name()`` to :py:obj:`MappingEditor.new_method_name()` (closes :editor_issue:`1`).
+
+* renamed ``old_argument_name`` argument of :py:obj:`MappingEditor.method_name()` to ``new_argument_name``.
+
+
+Backward incompatible changes
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+* other backward incompatible changes
+
+
+New features
+^^^^^^^^^^^^
+
+* added a feature (see the :ref:`miscellaneous section <misc_editor>` for details).
+
+* added another feature in the editor (closes :editor_issue:`1`).
+
+  .. note::
+
+     - It works for foo bar !
+     - It does not work for foo baz !
+
+
+.. _misc_editor:
+
+Miscellaneous improvements
+^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+* improved something.
+
+
+Fixes
+^^^^^
+
+* fixed something (closes :editor_issue:`1`).
diff --git a/larray_editor/__init__.py b/larray_editor/__init__.py
index 2d3b8ad..eaf1982 100644
--- a/larray_editor/__init__.py
+++ b/larray_editor/__init__.py
@@ -1,3 +1,3 @@
 from larray_editor.api import *  # noqa: F403
 
-__version__ = '0.34.5'
+__version__ = '0.34.6-dev'
diff --git a/setup.py b/setup.py
index 9ad2837..09837f4 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@ def readlocal(fname):
 
 
 DISTNAME = 'larray-editor'
-VERSION = '0.34.5'
+VERSION = '0.34.6-dev'
 AUTHOR = 'Gaetan de Menten, Geert Bryon, Johan Duyck, Alix Damman'
 AUTHOR_EMAIL = 'gdementen@gmail.com'
 DESCRIPTION = "Graphical User Interface for LArray library"