diff --git a/addons/hr_holidays/__manifest__.py b/addons/hr_holidays/__manifest__.py
index 5629bde4807..1849b635f15 100644
--- a/addons/hr_holidays/__manifest__.py
+++ b/addons/hr_holidays/__manifest__.py
@@ -24,7 +24,7 @@ You can keep track of leaves in different ways by following reports:
 
 A synchronization with an internal agenda (Meetings of the CRM module) is also possible in order to automatically create a meeting when a leave request is accepted by setting up a type of meeting in Leave Type.
 """,
-    'depends': ['hr', 'calendar', 'resource', 'product', 'report'],
+    'depends': ['hr', 'calendar', 'resource', 'report'],
     'data': [
         'data/report_paperformat.xml',
         'data/hr_holidays_data.xml',
diff --git a/addons/hr_holidays/models/hr_holidays.py b/addons/hr_holidays/models/hr_holidays.py
index b39068cb866..60d59775501 100644
--- a/addons/hr_holidays/models/hr_holidays.py
+++ b/addons/hr_holidays/models/hr_holidays.py
@@ -186,8 +186,10 @@ class Holidays(models.Model):
     manager_id = fields.Many2one('hr.employee', string='First Approval', readonly=True, copy=False,
         help='This area is automatically filled by the user who validate the leave')
     notes = fields.Text('Reasons', readonly=True, states={'draft': [('readonly', False)], 'confirm': [('readonly', False)]})
-    number_of_days_temp = fields.Float('Allocation', readonly=True, copy=False,
-        states={'draft': [('readonly', False)], 'confirm': [('readonly', False)]})
+    number_of_days_temp = fields.Float(
+        'Allocation', copy=False, readonly=True,
+        states={'draft': [('readonly', False)], 'confirm': [('readonly', False)]},
+        help='Number of days of the leave request according to your working schedule.')
     number_of_days = fields.Float('Number of Days', compute='_compute_number_of_days', store=True, track_visibility='onchange')
     meeting_id = fields.Many2one('calendar.event', string='Meeting')
     type = fields.Selection([
@@ -283,13 +285,7 @@ class Holidays(models.Model):
 
         if employee_id:
             employee = self.env['hr.employee'].browse(employee_id)
-            resource = employee.resource_id
-            if resource and resource.calendar_id:
-                hours = resource.calendar_id.get_work_hours_count(from_dt, to_dt, resource_id=resource.id, compute_leaves=True)
-                uom_hour = resource.calendar_id.uom_id
-                uom_day = self.env.ref('product.product_uom_day')
-                if uom_hour and uom_day:
-                    return uom_hour._compute_quantity(hours, uom_day)
+            return employee.get_work_days_count(from_dt, to_dt)
 
         time_delta = to_dt - from_dt
         return math.ceil(time_delta.days + float(time_delta.seconds) / 86400)
diff --git a/addons/hr_holidays/models/resource.py b/addons/hr_holidays/models/resource.py
index 88e0f66ac4a..54e27c74cca 100644
--- a/addons/hr_holidays/models/resource.py
+++ b/addons/hr_holidays/models/resource.py
@@ -1,20 +1,7 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import api, fields, models
-
-
-class Calendar(models.Model):
-
-    _inherit = "resource.calendar"
-
-    uom_id = fields.Many2one("product.uom", string="Hours per Day", required=True,
-        default=lambda self: self.env.ref('product.product_uom_hour'),
-        help="""Average hours of work per day.
-                It is used in an employee leave request to compute the number of days consumed based on the resource calendar.
-                It can be used to handle various contract types, e.g.:
-                - 38 Hours/Week, 5 Days/Week: 1 Day = 7.6 Hours
-                - 45 Hours/Week, 5 Days/Week: 1 Day = 9.0 Hours""")
+from odoo import fields, models
 
 
 class CalendarLeaves(models.Model):
diff --git a/addons/hr_holidays/views/resource_views.xml b/addons/hr_holidays/views/resource_views.xml
index 373014b94e9..f6577480273 100644
--- a/addons/hr_holidays/views/resource_views.xml
+++ b/addons/hr_holidays/views/resource_views.xml
@@ -1,17 +1,5 @@
 <?xml version='1.0' encoding='UTF-8' ?>
 <odoo>
-    <!-- UoM on resource calendar -->
-    <record id="resource_calendar_form_inherit" model="ir.ui.view">
-        <field name="name">resource.calendar.form.inherit</field>
-        <field name="model">resource.calendar</field>
-        <field name="inherit_id" ref="resource.resource_calendar_form"/>
-        <field name="arch" type="xml">
-            <field name="company_id" position="after">
-                <field name="uom_id" groups="product.group_uom"/>
-            </field>
-        </field>
-    </record>
-
     <!-- Holiday on resource leave -->
     <record id="resource_calendar_leave_form_inherit" model="ir.ui.view">
         <field name="name">resource.calendar.leaves.form.inherit</field>
@@ -23,5 +11,4 @@
             </field>
         </field>
     </record>
-
-</odoo>
+</odoo>
\ No newline at end of file