diff --git a/web_group_expand/README.rst b/web_group_expand/README.rst
index 335a8b0f1..316fe0e38 100644
--- a/web_group_expand/README.rst
+++ b/web_group_expand/README.rst
@@ -17,13 +17,13 @@ Group Expand Buttons
     :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
     :alt: License: AGPL-3
 .. |badge3| image:: https://img.shields.io/badge/github-OCA%2Fweb-lightgray.png?logo=github
-    :target: https://github.com/OCA/web/tree/17.0/web_group_expand
+    :target: https://github.com/OCA/web/tree/18.0/web_group_expand
     :alt: OCA/web
 .. |badge4| image:: https://img.shields.io/badge/weblate-Translate%20me-F47D42.png
-    :target: https://translation.odoo-community.org/projects/web-17-0/web-17-0-web_group_expand
+    :target: https://translation.odoo-community.org/projects/web-18-0/web-18-0-web_group_expand
     :alt: Translate me on Weblate
 .. |badge5| image:: https://img.shields.io/badge/runboat-Try%20me-875A7B.png
-    :target: https://runboat.odoo-community.org/builds?repo=OCA/web&target_branch=17.0
+    :target: https://runboat.odoo-community.org/builds?repo=OCA/web&target_branch=18.0
     :alt: Try me on Runboat
 
 |badge1| |badge2| |badge3| |badge4| |badge5|
@@ -46,7 +46,7 @@ Bug Tracker
 Bugs are tracked on `GitHub Issues <https://github.com/OCA/web/issues>`_.
 In case of trouble, please check there if your issue has already been reported.
 If you spotted it first, help us to smash it by providing a detailed and welcomed
-`feedback <https://github.com/OCA/web/issues/new?body=module:%20web_group_expand%0Aversion:%2017.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**>`_.
+`feedback <https://github.com/OCA/web/issues/new?body=module:%20web_group_expand%0Aversion:%2018.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**>`_.
 
 Do not contact contributors directly about support or help with technical issues.
 
@@ -90,6 +90,6 @@ OCA, or the Odoo Community Association, is a nonprofit organization whose
 mission is to support the collaborative development of Odoo features and
 promote its widespread use.
 
-This module is part of the `OCA/web <https://github.com/OCA/web/tree/17.0/web_group_expand>`_ project on GitHub.
+This module is part of the `OCA/web <https://github.com/OCA/web/tree/18.0/web_group_expand>`_ project on GitHub.
 
 You are welcome to contribute. To learn how please visit https://odoo-community.org/page/Contribute.
diff --git a/web_group_expand/__manifest__.py b/web_group_expand/__manifest__.py
index fdc8e440d..b084fdd3b 100644
--- a/web_group_expand/__manifest__.py
+++ b/web_group_expand/__manifest__.py
@@ -1,7 +1,7 @@
 {
     "name": "Group Expand Buttons",
     "category": "Web",
-    "version": "17.0.1.0.0",
+    "version": "18.0.1.0.0",
     "license": "AGPL-3",
     "author": "OpenERP SA, "
     "AvanzOSC, "
diff --git a/web_group_expand/static/description/index.html b/web_group_expand/static/description/index.html
index 32c93dd8b..60ea522dd 100644
--- a/web_group_expand/static/description/index.html
+++ b/web_group_expand/static/description/index.html
@@ -8,10 +8,11 @@
 
 /*
 :Author: David Goodger (goodger@python.org)
-:Id: $Id: html4css1.css 8954 2022-01-20 10:10:25Z milde $
+:Id: $Id: html4css1.css 9511 2024-01-13 09:50:07Z milde $
 :Copyright: This stylesheet has been placed in the public domain.
 
 Default cascading style sheet for the HTML output of Docutils.
+Despite the name, some widely supported CSS2 features are used.
 
 See https://docutils.sourceforge.io/docs/howto/html-stylesheets.html for how to
 customize this style sheet.
@@ -274,7 +275,7 @@ pre.literal-block, pre.doctest-block, pre.math, pre.code {
   margin-left: 2em ;
   margin-right: 2em }
 
-pre.code .ln { color: grey; } /* line numbers */
+pre.code .ln { color: gray; } /* line numbers */
 pre.code, code { background-color: #eeeeee }
 pre.code .comment, code .comment { color: #5C6576 }
 pre.code .keyword, code .keyword { color: #3B0D06; font-weight: bold }
@@ -300,7 +301,7 @@ span.option {
 span.pre {
   white-space: pre }
 
-span.problematic {
+span.problematic, pre.problematic {
   color: red }
 
 span.section-subtitle {
@@ -368,7 +369,7 @@ ul.auto-toc {
 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 !! source digest: sha256:b5fde9f965d20bdbf8c43c31517883b9d540f190b20715d4a86e09a7b8a774ad
 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! -->
-<p><a class="reference external image-reference" href="https://odoo-community.org/page/development-status"><img alt="Beta" src="https://img.shields.io/badge/maturity-Beta-yellow.png" /></a> <a class="reference external image-reference" href="http://www.gnu.org/licenses/agpl-3.0-standalone.html"><img alt="License: AGPL-3" src="https://img.shields.io/badge/licence-AGPL--3-blue.png" /></a> <a class="reference external image-reference" href="https://github.com/OCA/web/tree/17.0/web_group_expand"><img alt="OCA/web" src="https://img.shields.io/badge/github-OCA%2Fweb-lightgray.png?logo=github" /></a> <a class="reference external image-reference" href="https://translation.odoo-community.org/projects/web-17-0/web-17-0-web_group_expand"><img alt="Translate me on Weblate" src="https://img.shields.io/badge/weblate-Translate%20me-F47D42.png" /></a> <a class="reference external image-reference" href="https://runboat.odoo-community.org/builds?repo=OCA/web&amp;target_branch=17.0"><img alt="Try me on Runboat" src="https://img.shields.io/badge/runboat-Try%20me-875A7B.png" /></a></p>
+<p><a class="reference external image-reference" href="https://odoo-community.org/page/development-status"><img alt="Beta" src="https://img.shields.io/badge/maturity-Beta-yellow.png" /></a> <a class="reference external image-reference" href="http://www.gnu.org/licenses/agpl-3.0-standalone.html"><img alt="License: AGPL-3" src="https://img.shields.io/badge/licence-AGPL--3-blue.png" /></a> <a class="reference external image-reference" href="https://github.com/OCA/web/tree/18.0/web_group_expand"><img alt="OCA/web" src="https://img.shields.io/badge/github-OCA%2Fweb-lightgray.png?logo=github" /></a> <a class="reference external image-reference" href="https://translation.odoo-community.org/projects/web-18-0/web-18-0-web_group_expand"><img alt="Translate me on Weblate" src="https://img.shields.io/badge/weblate-Translate%20me-F47D42.png" /></a> <a class="reference external image-reference" href="https://runboat.odoo-community.org/builds?repo=OCA/web&amp;target_branch=18.0"><img alt="Try me on Runboat" src="https://img.shields.io/badge/runboat-Try%20me-875A7B.png" /></a></p>
 <p>When grouping a list by a field, this module adds two buttons to expand
 or collapse all the groups at once.</p>
 <p>The buttons appear in the top right, in place of the pagination.</p>
@@ -390,7 +391,7 @@ or collapse all the groups at once.</p>
 <p>Bugs are tracked on <a class="reference external" href="https://github.com/OCA/web/issues">GitHub Issues</a>.
 In case of trouble, please check there if your issue has already been reported.
 If you spotted it first, help us to smash it by providing a detailed and welcomed
-<a class="reference external" href="https://github.com/OCA/web/issues/new?body=module:%20web_group_expand%0Aversion:%2017.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**">feedback</a>.</p>
+<a class="reference external" href="https://github.com/OCA/web/issues/new?body=module:%20web_group_expand%0Aversion:%2018.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**">feedback</a>.</p>
 <p>Do not contact contributors directly about support or help with technical issues.</p>
 </div>
 <div class="section" id="credits">
@@ -425,11 +426,13 @@ If you spotted it first, help us to smash it by providing a detailed and welcome
 <div class="section" id="maintainers">
 <h2><a class="toc-backref" href="#toc-entry-5">Maintainers</a></h2>
 <p>This module is maintained by the OCA.</p>
-<a class="reference external image-reference" href="https://odoo-community.org"><img alt="Odoo Community Association" src="https://odoo-community.org/logo.png" /></a>
+<a class="reference external image-reference" href="https://odoo-community.org">
+<img alt="Odoo Community Association" src="https://odoo-community.org/logo.png" />
+</a>
 <p>OCA, or the Odoo Community Association, is a nonprofit organization whose
 mission is to support the collaborative development of Odoo features and
 promote its widespread use.</p>
-<p>This module is part of the <a class="reference external" href="https://github.com/OCA/web/tree/17.0/web_group_expand">OCA/web</a> project on GitHub.</p>
+<p>This module is part of the <a class="reference external" href="https://github.com/OCA/web/tree/18.0/web_group_expand">OCA/web</a> project on GitHub.</p>
 <p>You are welcome to contribute. To learn how please visit <a class="reference external" href="https://odoo-community.org/page/Contribute">https://odoo-community.org/page/Contribute</a>.</p>
 </div>
 </div>
diff --git a/web_group_expand/static/src/js/list_controller.esm.js b/web_group_expand/static/src/js/list_controller.esm.js
index 2e737c167..a55829e1c 100644
--- a/web_group_expand/static/src/js/list_controller.esm.js
+++ b/web_group_expand/static/src/js/list_controller.esm.js
@@ -1,7 +1,5 @@
-/** @odoo-module */
-
-import {patch} from "@web/core/utils/patch";
 import {ListController} from "@web/views/list/list_controller";
+import {patch} from "@web/core/utils/patch";
 
 function flatten(arr) {
     return arr.reduce((flat, toFlatten) => {