diff --git a/README.rst b/README.rst
index f3a550ce1..f34bd0f1a 100644
--- a/README.rst
+++ b/README.rst
@@ -191,9 +191,9 @@ If you use HNN-core in your work, please cite our
 
 .. _precompiled installers: https://nrn.readthedocs.io/en/latest/
 .. _NEURON forum: https://www.neuron.yale.edu/phpbb/
-.. _contributing guide: https://jonescompneurolab.github.io/hnn-core/dev/contributing.html
-.. _governance structure: https://jonescompneurolab.github.io/hnn-core/dev/governance.html
-.. _parallel backend guide: https://jonescompneurolab.github.io/hnn-core/dev/parallel.html
+.. _contributing guide: https://jonescompneurolab.github.io/hnn-core/stable/contributing.html
+.. _governance structure: https://jonescompneurolab.github.io/hnn-core/stable/governance.html
+.. _parallel backend guide: https://jonescompneurolab.github.io/hnn-core/stable/parallel.html
 
 .. |tests| image:: https://github.com/jonescompneurolab/hnn-core/actions/workflows/unix_unit_tests.yml/badge.svg?branch=master
    :target: https://github.com/jonescompneurolab/hnn-core/actions/?query=branch:master+event:push
diff --git a/doc/_templates/navbar.html b/doc/_templates/navbar.html
index e05b8f7bf..9c54b6ffe 100644
--- a/doc/_templates/navbar.html
+++ b/doc/_templates/navbar.html
@@ -12,6 +12,7 @@
     <li><a href="https://jonescompneurolab.github.io/hnn-core/v0.1/index.html">v0.1</a></li>
     <li><a href="https://jonescompneurolab.github.io/hnn-core/v0.2/index.html">v0.2</a></li>
     <li><a href="https://jonescompneurolab.github.io/hnn-core/v0.3/index.html">v0.3</a></li>
+    <li><a href="https://jonescompneurolab.github.io/hnn-core/v0.4/index.html">v0.4</a></li>
   </ul>
 </div>
 
diff --git a/doc/conf.py b/doc/conf.py
index b093dbdb2..ec461fffa 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -31,11 +31,11 @@
 # -- Project information -----------------------------------------------------
 
 project = 'hnn-core'
-copyright = '2023, HNN Developers'
+copyright = '2024, HNN Developers'
 author = 'HNN Developers'
 
 # The short X.Y version
-version = '0.4.dev0'
+version = '0.4'
 # The full version, including alpha/beta/rc tags
 release = ''
 
@@ -250,4 +250,3 @@
                'dependencies': 'Dockerfile'
                }
 }
-
diff --git a/doc/whats_new.rst b/doc/whats_new.rst
index ee1a704d8..d4dfe7472 100644
--- a/doc/whats_new.rst
+++ b/doc/whats_new.rst
@@ -10,6 +10,20 @@ What's new?
 Current
 -------
 
+Changelog
+~~~~~~~~~
+
+Bug
+~~~
+
+API
+~~~
+
+.. _0.4:
+
+0.4
+---
+
 Changelog
 ~~~~~~~~~
 - Fix bug in :func:`~hnn_core.Network.add_poisson_drive` where an error is
@@ -150,6 +164,25 @@ API
   provided using the argument amplitude in network.add_tonic_bias`,
   by `Camilo Diaz`_ in :gh:`766`
 
+People who contributed to this release (in alphabetical order):
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+- `Huzi Cheng`_
+- `Tianqi Cheng`_
+- `Dylan Daniels`_
+- `George Dang`_
+- `Camilo Diaz`_
+- `Katharina Duecker`_
+- `Carolina Fernandez Pujol`_
+- `Yaroslav Halchenko`_
+- `Mainak Jas`_
+- `Nick Tolley`_
+- `Orsolya Beatrix Kolozsvari`_
+- `Rajat Partani`_
+- `Abdul Samad Siddiqui`_
+- `Ryan Thorpe`_
+- `Stephanie R. Jones`_
+
 .. _0.3:
 
 0.3
@@ -553,3 +586,5 @@ People who contributed to this release (in alphabetical order):
 .. _Camilo Diaz: https://github.com/kmilo9999
 .. _Abdul Samad Siddiqui: https://github.com/samadpls
 .. _Katharina Duecker: https://github.com/katduecker
+.. _Yaroslav Halchenko:  https://github.com/yarikoptic
+.. _Tianqi Cheng: https://github.com/tianqi-cheng
diff --git a/hnn_core/__init__.py b/hnn_core/__init__.py
index 876d9d2df..11c04f023 100644
--- a/hnn_core/__init__.py
+++ b/hnn_core/__init__.py
@@ -7,4 +7,4 @@
 from .cells_default import pyramidal, basket
 from .parallel_backends import MPIBackend, JoblibBackend
 
-__version__ = '0.4.dev0'
+__version__ = '0.4rc0'