diff --git a/account_invoice_report_grouped_by_picking/README.rst b/account_invoice_report_grouped_by_picking/README.rst
index f3052d028..7a0356cf9 100644
--- a/account_invoice_report_grouped_by_picking/README.rst
+++ b/account_invoice_report_grouped_by_picking/README.rst
@@ -7,7 +7,7 @@ Account Invoice Grouped by Picking
    !! This file is generated by oca-gen-addon-readme !!
    !! changes will be overwritten.                   !!
    !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-   !! source digest: sha256:de4c4463a2aa0e1670dca3c708e6ca71ab665dded60239f6e7a61b20792fc61a
+   !! source digest: sha256:fa621af850264f0ff2d2219fca81d3676f300dde7b1bc668e0d215a217d86107
    !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 
 .. |badge1| image:: https://img.shields.io/badge/maturity-Beta-yellow.png
@@ -86,6 +86,10 @@ Contributors
 
   * Ioan Galan <ioan@studio73.es>
 
+* `Sygel <https://www.sygel.es>`__:
+
+  * Manuel Regidor <manuelregidor@sygel.es>
+
 Maintainers
 ~~~~~~~~~~~
 
diff --git a/account_invoice_report_grouped_by_picking/models/account_move.py b/account_invoice_report_grouped_by_picking/models/account_move.py
index 8ed5eec20..4f892a298 100644
--- a/account_invoice_report_grouped_by_picking/models/account_move.py
+++ b/account_invoice_report_grouped_by_picking/models/account_move.py
@@ -108,6 +108,10 @@ def lines_grouped_by_picking(self):
                         )
                         picking_dict.setdefault(key, 0)
                         qty = so_line.product_uom_qty
+                        if remaining_qty < so_line.product_uom_qty:
+                            qty = so_line.product_uom_qty - (
+                                so_line.product_uom_qty - remaining_qty
+                            )
                         picking_dict[key] += qty
                         remaining_qty -= qty
             elif not line.move_line_ids and not line.sale_line_ids:
diff --git a/account_invoice_report_grouped_by_picking/readme/CONTRIBUTORS.rst b/account_invoice_report_grouped_by_picking/readme/CONTRIBUTORS.rst
index 0831340f5..b02ad6f7f 100644
--- a/account_invoice_report_grouped_by_picking/readme/CONTRIBUTORS.rst
+++ b/account_invoice_report_grouped_by_picking/readme/CONTRIBUTORS.rst
@@ -10,3 +10,7 @@
 * `Studio73 <https://www.studio73.es>`__:
 
   * Ioan Galan <ioan@studio73.es>
+
+* `Sygel <https://www.sygel.es>`__:
+
+  * Manuel Regidor <manuelregidor@sygel.es>
diff --git a/account_invoice_report_grouped_by_picking/static/description/index.html b/account_invoice_report_grouped_by_picking/static/description/index.html
index 5b7ee9a4a..c69696b04 100644
--- a/account_invoice_report_grouped_by_picking/static/description/index.html
+++ b/account_invoice_report_grouped_by_picking/static/description/index.html
@@ -367,7 +367,7 @@ <h1 class="title">Account Invoice Grouped by Picking</h1>
 !! This file is generated by oca-gen-addon-readme !!
 !! changes will be overwritten.                   !!
 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-!! source digest: sha256:de4c4463a2aa0e1670dca3c708e6ca71ab665dded60239f6e7a61b20792fc61a
+!! source digest: sha256:fa621af850264f0ff2d2219fca81d3676f300dde7b1bc668e0d215a217d86107
 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! -->
 <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/account-invoice-reporting/tree/16.0/account_invoice_report_grouped_by_picking"><img alt="OCA/account-invoice-reporting" src="https://img.shields.io/badge/github-OCA%2Faccount--invoice--reporting-lightgray.png?logo=github" /></a> <a class="reference external image-reference" href="https://translation.odoo-community.org/projects/account-invoice-reporting-16-0/account-invoice-reporting-16-0-account_invoice_report_grouped_by_picking"><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/account-invoice-reporting&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 module allows print invoices with picking info. This module groups
@@ -433,6 +433,10 @@ <h2><a class="toc-backref" href="#toc-entry-5">Contributors</a></h2>
 <li>Ioan Galan &lt;<a class="reference external" href="mailto:ioan&#64;studio73.es">ioan&#64;studio73.es</a>&gt;</li>
 </ul>
 </li>
+<li><a class="reference external" href="https://www.sygel.es">Sygel</a>:<ul>
+<li>Manuel Regidor &lt;<a class="reference external" href="mailto:manuelregidor&#64;sygel.es">manuelregidor&#64;sygel.es</a>&gt;</li>
+</ul>
+</li>
 </ul>
 </div>
 <div class="section" id="maintainers">