diff --git a/product_usability_akretion/__manifest__.py b/product_usability_akretion/__manifest__.py
index 19f21d7..cd6c35c 100644
--- a/product_usability_akretion/__manifest__.py
+++ b/product_usability_akretion/__manifest__.py
@@ -26,7 +26,7 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     'author': 'Akretion',
     'website': 'https://github.com/akretion/odoo-usability',
     'depends': ['product'],
-    "external_dependencies": {"python": ["stdnum"]},
+    "external_dependencies": {"python": ["python-stdnum"]},
     'data': [
         'views/product_supplierinfo.xml',
         'views/product_pricelist.xml',
diff --git a/product_usability_akretion/static/description/index.html b/product_usability_akretion/static/description/index.html
deleted file mode 100644
index 81ed183..0000000
--- a/product_usability_akretion/static/description/index.html
+++ /dev/null
@@ -1,419 +0,0 @@
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-<div class="document" id="mrp-usability">
-<h1 class="title">MRP Usability</h1>
-
-<!-- !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-!! This file is generated by oca-gen-addon-readme !!
-!! changes will be overwritten.                   !!
-!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! -->
-<p><a class="reference external" 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" 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" href="https://github.com/akretion/odoo-usability/tree/12.0/mrp_usability"><img alt="akretion/odoo-usability" src="https://img.shields.io/badge/github-akretion%2Fodoo--usability-lightgray.png?logo=github" /></a></p>
-<p>Small usability improvements on MRP:</p>
-<ul class="simple">
-<li>order by id desc</li>
-<li>show field date_start and date_finished on mrp.production form view</li>
-<li>show more fields on stock move form</li>
-<li>show bom type in tree view + add group by</li>
-<li>complete Manufacturing Order report with unvailable products</li>
-</ul>
-<p><strong>Table of contents</strong></p>
-<div class="contents local topic" id="contents">
-<ul class="simple">
-<li><a class="reference internal" href="#bug-tracker" id="id1">Bug Tracker</a></li>
-<li><a class="reference internal" href="#credits" id="id2">Credits</a><ul>
-<li><a class="reference internal" href="#authors" id="id3">Authors</a></li>
-<li><a class="reference internal" href="#contributors" id="id4">Contributors</a></li>
-<li><a class="reference internal" href="#maintainers" id="id5">Maintainers</a></li>
-</ul>
-</li>
-</ul>
-</div>
-<div class="section" id="bug-tracker">
-<h1><a class="toc-backref" href="#id1">Bug Tracker</a></h1>
-<p>Bugs are tracked on <a class="reference external" href="https://github.com/akretion/odoo-usability/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 smashing it by providing a detailed and welcomed
-<a class="reference external" href="https://github.com/akretion/odoo-usability/issues/new?body=module:%20mrp_usability%0Aversion:%2012.0%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">
-<h1><a class="toc-backref" href="#id2">Credits</a></h1>
-<div class="section" id="authors">
-<h2><a class="toc-backref" href="#id3">Authors</a></h2>
-<ul class="simple">
-<li>Akretion</li>
-</ul>
-</div>
-<div class="section" id="contributors">
-<h2><a class="toc-backref" href="#id4">Contributors</a></h2>
-<p>Alexis de Lattre &lt;<a class="reference external" href="mailto:alexis.delattre&#64;akretion.com">alexis.delattre&#64;akretion.com</a>&gt;</p>
-</div>
-<div class="section" id="maintainers">
-<h2><a class="toc-backref" href="#id5">Maintainers</a></h2>
-<p>This module is part of the <a class="reference external" href="https://github.com/akretion/odoo-usability/tree/12.0/mrp_usability">akretion/odoo-usability</a> project on GitHub.</p>
-<p>You are welcome to contribute.</p>
-</div>
-</div>
-</div>
-</body>
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