diff --git a/addons/stock/views/stock_picking_views.xml b/addons/stock/views/stock_picking_views.xml
index a49f8bf188a..4689cc07cd9 100644
--- a/addons/stock/views/stock_picking_views.xml
+++ b/addons/stock/views/stock_picking_views.xml
@@ -259,7 +259,7 @@
                             <field name="move_line_ids" attrs="{'readonly': [('state', '=', 'done'), ('is_locked', '=', True)]}" context="{'default_picking_id': id, 'default_location_id': location_id, 'default_location_dest_id': location_dest_id}">
                                 <tree editable="bottom" decoration-muted="result_package_id or (state == 'done' and is_locked == True)" decoration-danger="qty_done&gt;product_uom_qty and state!='done'" decoration-success="qty_done==product_uom_qty and state!='done' and not result_package_id">
                                     <field name="product_id" required="1"/>
-                                    <field name="product_uom_id" attrs="{'readonly': [('state', '!=', 'draft')]}" groups="product.group_uom"/>
+                                    <field name="product_uom_id" force_save="1" attrs="{'readonly': [('state', '!=', 'draft')]}" groups="product.group_uom"/>
                                     <field name="package_id" groups="stock.group_tracking_lot"/>
                                     <field name="location_id" groups="stock.group_stock_multi_locations,stock.group_tracking_lot" domain="[('id', 'child_of', parent.location_id)]"/>
                                     <field name="location_dest_id" groups="stock.group_stock_multi_locations,stock.group_tracking_lot" domain="[('id', 'child_of', parent.location_dest_id)]"/>