diff --git a/contract_layout_category_hide_detail/__manifest__.py b/contract_layout_category_hide_detail/__manifest__.py
index 65f6ad991..7d08a1ce9 100644
--- a/contract_layout_category_hide_detail/__manifest__.py
+++ b/contract_layout_category_hide_detail/__manifest__.py
@@ -4,11 +4,12 @@
 {
     "name": "Contract layout category hide detail",
     "summary": "Hide details for sections in Contract lines",
-    "version": "12.0.1.0.0",
+    "version": "13.0.1.0.0",
     "category": "Contract Management",
     "website": "https://github.com/OCA/contract",
     "author": "Tecnativa, " "Odoo Community Association (OCA)",
     "license": "AGPL-3",
     "depends": ["contract", "sale_layout_category_hide_detail"],
+    "development_status": "Production/Stable",
     "data": ["views/abstract_contract_line.xml", "views/contract.xml"],
 }
diff --git a/contract_layout_category_hide_detail/models/contract_line.py b/contract_layout_category_hide_detail/models/contract_line.py
index baa975cf9..f849951af 100644
--- a/contract_layout_category_hide_detail/models/contract_line.py
+++ b/contract_layout_category_hide_detail/models/contract_line.py
@@ -2,15 +2,14 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 
-from odoo import api, models
+from odoo import models
 
 
 class ContractLine(models.Model):
     _inherit = "contract.line"
 
-    @api.multi
-    def _prepare_invoice_line(self, invoice_id=False, invoice_values=False):
-        vals = super()._prepare_invoice_line(invoice_id, invoice_values)
+    def _prepare_invoice_line(self, move_form):
+        vals = super()._prepare_invoice_line(move_form)
         # If the line has skip_zero_qty field (provided by contract_variable
         # quantity module) set to 'True' and 'quantity' field' is zero then
         # 'vals' will be equal to {}
diff --git a/contract_layout_category_hide_detail/readme/CONTRIBUTORS.rst b/contract_layout_category_hide_detail/readme/CONTRIBUTORS.rst
index b31cef321..bef4cdf82 100644
--- a/contract_layout_category_hide_detail/readme/CONTRIBUTORS.rst
+++ b/contract_layout_category_hide_detail/readme/CONTRIBUTORS.rst
@@ -2,3 +2,4 @@
 
   * Ernesto Tejeda
   * Pedro M. Baeza
+  * Víctor Martínez
diff --git a/contract_layout_category_hide_detail/views/contract.xml b/contract_layout_category_hide_detail/views/contract.xml
index 46ec6a079..b1ce8cfb3 100644
--- a/contract_layout_category_hide_detail/views/contract.xml
+++ b/contract_layout_category_hide_detail/views/contract.xml
@@ -1,10 +1,47 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <odoo>
-    <record id="contract_contract_form_view" model="ir.ui.view">
+    <record id="contract_contract_form_view_hide_details" model="ir.ui.view">
         <field name="name">contract.contract.form.hide.details</field>
         <field name="model">contract.contract</field>
         <field name="inherit_id" ref="contract.contract_contract_form_view" />
         <field name="arch" type="xml">
+            <xpath
+                expr="//field[@name='contract_line_fixed_ids']/tree"
+                position="inside"
+            >
+                <field
+                    name="show_details"
+                    widget="boolean_fa_icon"
+                    options="{
+                           'show_in_line_section': true,
+                           'fa_icons': {
+                               'icon_true': 'fa-eye',
+                               'icon_false': 'fa-eye-slash',
+                            },
+                           'terminology': {
+                               'hover_true': 'Switch to: details hidden',
+                               'hover_false': 'Switch to: details shown',
+                           },
+                       }"
+                    attrs="{'invisible': [('display_type', '!=', 'line_section')]}"
+                />
+                <field
+                    name="show_subtotal"
+                    widget="boolean_fa_icon"
+                    options="{
+                           'show_in_line_section': true,
+                           'fa_icons': {
+                               'icon_true': 'fa-plus-circle',
+                               'icon_false': 'fa-minus-circle',
+                           },
+                           'terminology': {
+                               'hover_true': 'Switch to: subtotal hidden',
+                               'hover_false': 'Switch to: subtotal shown',
+                           },
+                       }"
+                    attrs="{'invisible': ['|', ('display_type', '!=', 'line_section'), ('show_details', '!=', True)]}"
+                />
+            </xpath>
             <xpath expr="//field[@name='contract_line_ids']/tree" position="inside">
                 <field
                     name="show_details"
diff --git a/oca_dependencies.txt b/oca_dependencies.txt
index 34f82ae94..dcd607ed1 100644
--- a/oca_dependencies.txt
+++ b/oca_dependencies.txt
@@ -1 +1,2 @@
 bank-payment
+sale-reporting