diff --git a/README.rst b/README.rst
index 23c74ab2b21b68a5927eb699b14f8c5da1d40cc9..78a3784a3dd3329a5fa73bbd38561d4d0c37b656 100644
--- a/README.rst
+++ b/README.rst
@@ -8,7 +8,8 @@ LE FILAMENT - LIEN COMMANDES PROJET
 ====================================
 
 Modifie le module Sale:
-    - Fais le lien entre les commandes et les projets
+  - Ajoute le taux horaire sur la société et sur les bons de commande
+  - Convertit les prix vendu en heures (en divisant par le taux horaire) lors de la création des tâches
 
 Credits
 =======
diff --git a/models/res_company.py b/models/res_company.py
index 1e7a8fa70168fd5dffdbcbbcabc893f00438e66d..d6b6a2a9762381bdd8781f33f8e5c3a015616730 100644
--- a/models/res_company.py
+++ b/models/res_company.py
@@ -7,4 +7,6 @@ from odoo import fields, models
 class Company(models.Model):
     _inherit = "res.company"
 
-    taux_horaire = fields.Integer(required=True, default=100)
+    taux_horaire = fields.Integer(
+        string="Taux horaire (€/h)", required=True, default=100
+    )
diff --git a/models/res_config_settings.py b/models/res_config_settings.py
index d9c77af75f201fe23bd42906e43d5d4d989ddf82..d4b6c5522e063268d7cbb3d8412da6ac1ecca070 100644
--- a/models/res_config_settings.py
+++ b/models/res_config_settings.py
@@ -8,5 +8,5 @@ class ResConfigSettings(models.TransientModel):
     _inherit = "res.config.settings"
 
     taux_horaire = fields.Integer(
-        "Taux horaire", related="company_id.taux_horaire", readonly=False
+        "Taux horaire (€/h)", related="company_id.taux_horaire", readonly=False
     )
diff --git a/models/sale_order.py b/models/sale_order.py
index fc660669a7d4f789a06c8cf2b1c912e790c4e053..5aab687aef464cbafc9eb7de4dfca40beee7f362 100644
--- a/models/sale_order.py
+++ b/models/sale_order.py
@@ -8,5 +8,5 @@ class SaleOrder(models.Model):
     _inherit = "sale.order"
 
     taux_horaire = fields.Integer(
-        "Taux horaire", default=lambda self: self.env.company.taux_horaire
+        "Taux horaire (€/h)", default=lambda self: self.env.company.taux_horaire
     )
diff --git a/models/sale_order_line.py b/models/sale_order_line.py
index 7a3f5b8f6898c2c6c952912cf236785a1526ed9d..c96b41118e2aca42187173eec64b478ef44dde70 100644
--- a/models/sale_order_line.py
+++ b/models/sale_order_line.py
@@ -22,3 +22,41 @@ class SaleOrderLine(models.Model):
         else:
             planned_hours = (self.product_uom_qty * self.price_unit) / taux_horaire
         return planned_hours
+
+    def _timesheet_create_project(self):
+        """
+        Reprise de la fonction native pour changer le mode de calcul des heures
+        planifiées dans timesheet
+        """
+        project = super()._timesheet_create_project()
+
+        project_uom = self.company_id.project_time_mode_id
+        uom_hour = self.env.ref("uom.product_uom_hour")
+        unit_factor = project_uom.factor * uom_hour.factor_inv
+
+        uom_unit = self.env.ref("uom.product_uom_unit")
+
+        allocated_hours = project.allocated_hours
+        # for sale_order_line in sale_order for the same project
+        # we deduce default allocation of units (Odoo considers that 1 unit = 1 hour)
+        # and we recalculate hours depending on taux_horaire
+        for line in self.order_id.order_line:
+            if (
+                line.is_service
+                and line.product_id.service_tracking
+                in ["task_in_project", "project_only"]
+                and line.product_id.project_template_id
+                == self.product_id.project_template_id
+                and line.product_uom == uom_unit
+            ):
+                allocated_hours -= line.product_uom_qty * unit_factor
+                allocated_hours += (
+                    line.product_uom_qty * line.price_unit
+                ) / self.order_id.taux_horaire
+
+        project.write(
+            {
+                "allocated_hours": allocated_hours,
+            }
+        )
+        return project
diff --git a/views/res_config_settings_view.xml b/views/res_config_settings_view.xml
index 023a757182f972e4c0433cc63e5a6f8f7cb0d428..1232c94ad1a2622e3caa446b58acbeb3f148e942 100644
--- a/views/res_config_settings_view.xml
+++ b/views/res_config_settings_view.xml
@@ -8,23 +8,15 @@
             name="name"
         >res.config.settings.view.form.inherit.link.sale.project</field>
         <field name="model">res.config.settings</field>
-        <field name="inherit_id" ref="project.res_config_settings_view_form" />
+        <field name="inherit_id" ref="sale.res_config_settings_view_form" />
         <field name="arch" type="xml">
-        <div class="app_settings_block" data-string="Sales" position="inside">
-            <h2>Configuration devis-projet</h2>
-            <div class="row mt16 o_settings_container">
-                <div class="col-12 col-lg-6 o_setting_box">
-                    <div class="o_setting_right_pane">
-                        <label
-                                for="taux_horaire"
-                                string="Taux horaire"
-                                class="col-3 col-lg-3 o_light_label"
-                            />
-                        <field name="taux_horaire" class="oe_inline" required="1" />
-                    </div>
-                </div>
-            </div>
-        </div>
+            <app name="sale_management" position="inside">
+                <block title="Configuration devis-projet" id="sale_project_hourly_cost">
+                    <setting id="hourly_cost">
+                        <field name="taux_horaire" string="Taux horaire (€/h)" />
+                    </setting>
+                </block>
+            </app>
         </field>
     </record>
 
diff --git a/views/sale_view.xml b/views/sale_view.xml
index d2731108a2d0ae1ad1ceca87aee4031f84701c0f..3db451692198b880a87dd603655c30fe59041e9b 100644
--- a/views/sale_view.xml
+++ b/views/sale_view.xml
@@ -10,10 +10,7 @@
         <field name="priority">100</field>
         <field name="arch" type="xml">
             <field name="payment_term_id" position="after">
-                <field
-                    name="taux_horaire"
-                    attrs="{'readonly':[('state','!=','draft')]}"
-                />
+                <field name="taux_horaire" readonly="state != 'draft'" />
             </field>
 
         </field>