diff --git a/CITATION.cff b/CITATION.cff
index 7dd324b..5807a29 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -8,6 +8,6 @@ authors:
 license: GPL-3.0-or-later
 url: "https://incenp.org/dvlpt/grainyhead/"
 repository-code: "https://github.com/gouttegd/grainyhead"
-version: 0.3.1
-date-released: "2023-08-10"
-doi: 10.5281/zenodo.8329980
+version: 0.3.2
+date-released: "2024-03-28"
+doi: 10.5281/zenodo.10892374
diff --git a/NEWS b/NEWS
index 961769a..d1c5b89 100644
--- a/NEWS
+++ b/NEWS
@@ -1,8 +1,15 @@
+Changes in grainyhead-0.3.2 (2024-03-28)
+----------------------------------------
+
+  * Fix crash when an event has no "actor" data (#21).
+
+
 Changes in grainyhead-0.3.1 (2023-08-10)
 ----------------------------------------
 
   * Exclude all bots when listing committers and commenters (#18).
 
+
 Changes in grainyhead-0.3.0 (2023-07-10)
 ----------------------------------------
 
diff --git a/docs/conf.py b/docs/conf.py
index 8843ed0..e82c410 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -3,7 +3,7 @@
 source_suffix = '.rst'
 master_doc = 'index'
 
-copyright = u'2021,2022,2023 Damien Goutte-Gattat'
+copyright = u'2021,2022,2023,2024 Damien Goutte-Gattat'
 author = u'Damien Goutte-Gattat <dpg44@cam.ac.uk>'
 
 language = 'en'
diff --git a/docs/install.rst b/docs/install.rst
index e6d5292..1cff3f3 100644
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -26,8 +26,8 @@ You may download a release tarball from the `homepage`_ or from the
 
 .. code-block:: console
 
-   $ tar zxf grainyhead-0.3.1.tar.gz
-   $ cd grainyhead-0.3.1
+   $ tar zxf grainyhead-0.3.2.tar.gz
+   $ cd grainyhead-0.3.2
 
 GrainyHead requires the following Python dependencies to work:
 
@@ -46,7 +46,7 @@ Then build a *wheel* package and install it:
 .. code-block:: console
 
    $ python setup.py bdist_wheel
-   $ python -m pip install dist/grainyhead-0.3.1-py3-none-any.whl
+   $ python -m pip install dist/grainyhead-0.3.2-py3-none-any.whl
 
 To install the current development version (tip of the master branch), you may
 either clone locally the repository and then proceed as above, or use *pip* to
@@ -67,8 +67,8 @@ running the following command:
 .. code-block:: console
 
    $ grh --version
-   grh (GrainyHead 0.3.1)
-   Copyright © 2023 Damien Goutte-Gattat
+   grh (GrainyHead 0.3.2)
+   Copyright © 2024 Damien Goutte-Gattat
 
    This program is released under the GNU General Public License.
    See the COPYING file or <http://www.gnu.org/licenses/gpl.html>.
diff --git a/incenp/grainyhead/__init__.py b/incenp/grainyhead/__init__.py
index e1424ed..73e3bb4 100644
--- a/incenp/grainyhead/__init__.py
+++ b/incenp/grainyhead/__init__.py
@@ -1 +1 @@
-__version__ = '0.3.1'
+__version__ = '0.3.2'
diff --git a/incenp/grainyhead/main.py b/incenp/grainyhead/main.py
index b7cef92..0977c86 100644
--- a/incenp/grainyhead/main.py
+++ b/incenp/grainyhead/main.py
@@ -1,5 +1,5 @@
 # grainyhead - Helper tools for GitHub
-# Copyright © 2021,2022,2023 Damien Goutte-Gattat
+# Copyright © 2021,2022,2023,2024 Damien Goutte-Gattat
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -36,7 +36,7 @@
 prog_name = "grh"
 prog_notice = f"""\
 {prog_name} (GrainyHead {__version__})
-Copyright © 2023 Damien Goutte-Gattat
+Copyright © 2024 Damien Goutte-Gattat
 
 This program is released under the GNU General Public License.
 See the COPYING file or <http://www.gnu.org/licenses/gpl.html>.
diff --git a/incenp/grainyhead/metrics.py b/incenp/grainyhead/metrics.py
index b635e7b..b6f867e 100644
--- a/incenp/grainyhead/metrics.py
+++ b/incenp/grainyhead/metrics.py
@@ -1,5 +1,5 @@
 # grainyhead - Helper tools for GitHub
-# Copyright © 2021,2022,2023 Damien Goutte-Gattat
+# Copyright © 2021,2022,2023,2024 Damien Goutte-Gattat
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/incenp/grainyhead/providers.py b/incenp/grainyhead/providers.py
index 6b98e50..57a2941 100644
--- a/incenp/grainyhead/providers.py
+++ b/incenp/grainyhead/providers.py
@@ -1,5 +1,5 @@
 # grainyhead - Helper tools for GitHub
-# Copyright © 2021,2022,2023 Damien Goutte-Gattat
+# Copyright © 2021,2022,2023,2024 Damien Goutte-Gattat
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by