diff --git a/README.md b/README.md
index ee8197391a..0d93f7cb66 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,7 @@ addon | version | maintainers | summary
 [base_edi](base_edi/) | 16.0.1.1.0 | [![simahawk](https://github.com/simahawk.png?size=30px)](https://github.com/simahawk) | Base module to aggregate EDI features.
 [base_edifact](base_edifact/) | 16.0.1.5.1 | [![rmorant](https://github.com/rmorant.png?size=30px)](https://github.com/rmorant) | UN/EDIFACT/D96A utilities using pydifact parser
 [base_facturx](base_facturx/) | 16.0.1.0.0 | [![alexis-via](https://github.com/alexis-via.png?size=30px)](https://github.com/alexis-via) | Base module for Factur-X/ZUGFeRD
-[base_ubl](base_ubl/) | 16.0.1.1.0 |  | Base module for Universal Business Language (UBL)
+[base_ubl](base_ubl/) | 16.0.1.1.1 |  | Base module for Universal Business Language (UBL)
 [base_wamas_ubl](base_wamas_ubl/) | 16.0.1.13.0 |  | Base module to aggregate WAMAS - UBL features.
 [despatch_advice_import](despatch_advice_import/) | 16.0.1.2.0 |  | Despatch Advice import
 [despatch_advice_import_ubl](despatch_advice_import_ubl/) | 16.0.1.1.0 |  | Import Despatch Advice files
diff --git a/base_ubl/README.rst b/base_ubl/README.rst
index b8ed605c9d..e33cdc735f 100644
--- a/base_ubl/README.rst
+++ b/base_ubl/README.rst
@@ -7,7 +7,7 @@ Base UBL
    !! This file is generated by oca-gen-addon-readme !!
    !! changes will be overwritten.                   !!
    !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-   !! source digest: sha256:178f12615f50f9c358fdd088895e9345ee64a0fa115decb47f1799931e08141a
+   !! source digest: sha256:394e0e44507b3a2bb1e3293c8acc70d3198ec111fc01d618a8aa5b4b29942746
    !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 
 .. |badge1| image:: https://img.shields.io/badge/maturity-Beta-yellow.png
diff --git a/base_ubl/__manifest__.py b/base_ubl/__manifest__.py
index 13c283fddd..34dd787572 100644
--- a/base_ubl/__manifest__.py
+++ b/base_ubl/__manifest__.py
@@ -3,7 +3,7 @@
 
 {
     "name": "Base UBL",
-    "version": "16.0.1.1.0",
+    "version": "16.0.1.1.1",
     "category": "Hidden",
     "license": "AGPL-3",
     "summary": "Base module for Universal Business Language (UBL)",
diff --git a/base_ubl/static/description/index.html b/base_ubl/static/description/index.html
index 85aeeff869..3d4d0f361e 100644
--- a/base_ubl/static/description/index.html
+++ b/base_ubl/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 @@
   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.pre {
   white-space: pre }
 
-span.problematic {
+span.problematic, pre.problematic {
   color: red }
 
 span.section-subtitle {
@@ -366,7 +367,7 @@ <h1 class="title">Base UBL</h1>
 !! This file is generated by oca-gen-addon-readme !!
 !! changes will be overwritten.                   !!
 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-!! source digest: sha256:178f12615f50f9c358fdd088895e9345ee64a0fa115decb47f1799931e08141a
+!! source digest: sha256:394e0e44507b3a2bb1e3293c8acc70d3198ec111fc01d618a8aa5b4b29942746
 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! -->
 <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/edi/tree/16.0/base_ubl"><img alt="OCA/edi" src="https://img.shields.io/badge/github-OCA%2Fedi-lightgray.png?logo=github" /></a> <a class="reference external image-reference" href="https://translation.odoo-community.org/projects/edi-16-0/edi-16-0-base_ubl"><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/edi&amp;target_branch=16.0"><img alt="Try me on Runboat" src="https://img.shields.io/badge/runboat-Try%20me-875A7B.png" /></a></p>
 <p>This is the base module for the implementation of the <a class="reference external" href="http://ubl.xml.org/">Universal Business
@@ -430,7 +431,9 @@ <h2><a class="toc-backref" href="#toc-entry-5">Other credits</a></h2>
 <div class="section" id="maintainers">
 <h2><a class="toc-backref" href="#toc-entry-6">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>