diff --git a/addons/hr_holidays/tests/test_accrual_allocations.py b/addons/hr_holidays/tests/test_accrual_allocations.py
index 6b89c5c4856..47fe1472466 100644
--- a/addons/hr_holidays/tests/test_accrual_allocations.py
+++ b/addons/hr_holidays/tests/test_accrual_allocations.py
@@ -6,7 +6,7 @@ from dateutil.relativedelta import relativedelta
 
 from odoo import Command
 from odoo.exceptions import UserError
-from odoo.tests import tagged
+from odoo.tests import tagged, Form
 
 from odoo.addons.hr_holidays.tests.common import TestHrHolidaysCommon
 
@@ -1645,3 +1645,35 @@ class TestAccrualAllocations(TestHrHolidaysCommon):
             accrual_allocation.write({'date_to': '2022-12-31'})
             accrual_allocation._onchange_date_from()
             self.assertAlmostEqual(accrual_allocation.number_of_days, 12, places=0)
+
+    def test_accrual_period_start_past_start_date(self):
+        accrual_plan = self.env['hr.leave.accrual.plan'].with_context(tracking_disable=True).create({
+            'name': 'Monthly accrual',
+            'carryover_date': 'year_start',
+            'accrued_gain_time': 'start',
+            'level_ids': [(0, 0, {
+                'added_value_type': 'day',
+                'start_count': 0,
+                'start_type': 'day',
+                'added_value': 1,
+                'frequency': 'monthly',
+                'first_day_display': '1',
+                'cap_accrued_time': False,
+            })],
+        })
+        with freeze_time('2024-03-01'):
+            with Form(self.env['hr.leave.allocation']) as f:
+                f.allocation_type = "accrual"
+                f.accrual_plan_id = accrual_plan
+                f.employee_ids.add(self.employee_emp)
+                f.holiday_status_id = self.leave_type
+                f.date_from = '2024-01-01'
+                f.name = "Employee Allocation"
+
+            accrual_allocation = f.record
+            accrual_allocation.action_validate()
+            self.assertAlmostEqual(accrual_allocation.number_of_days, 3.0, places=0)
+
+        with freeze_time('2024-04-01'):
+            accrual_allocation._update_accrual()
+            self.assertAlmostEqual(accrual_allocation.number_of_days, 4.0, places=0)
diff --git a/addons/hr_holidays/views/hr_leave_allocation_views.xml b/addons/hr_holidays/views/hr_leave_allocation_views.xml
index ad67ba8c7ee..5cdbd9aaf99 100644
--- a/addons/hr_holidays/views/hr_leave_allocation_views.xml
+++ b/addons/hr_holidays/views/hr_leave_allocation_views.xml
@@ -83,6 +83,8 @@
                         <group>
                             <field name="type_request_unit" invisible="1"/>
                             <field name="has_accrual_plan" invisible="1"/>
+                            <!-- Save already_accrued when creating record to avoid double allocation when cron runs -->
+                            <field name="already_accrued" invisible="1"/>
                             <field name="holiday_status_id"
                                 context="{'employee_id':employee_id, 'default_date_from':current_date, 'request_type':'allocation'}"
                                 readonly="state == 'validate'"/>