diff --git a/account_sale_invoice_date_required/README.rst b/account_sale_invoice_date_required/README.rst
index f7d1569..55901c5 100644
--- a/account_sale_invoice_date_required/README.rst
+++ b/account_sale_invoice_date_required/README.rst
@@ -8,4 +8,13 @@ Summary
 
 This module triggers an error when posting a customer invoice that does not have an invoice date.
 
-.. image:: static/description/invoice_date_required.png
\ No newline at end of file
+.. image:: static/description/invoice_date_required.png
+
+
+Contributors
+------------
+* Numigi (tm) and all its contributors (https://bit.ly/numigiens)
+
+More information
+----------------
+* Meet us at https://bit.ly/numigi-com
diff --git a/account_sale_invoice_date_required/__manifest__.py b/account_sale_invoice_date_required/__manifest__.py
index 22936a3..6759449 100644
--- a/account_sale_invoice_date_required/__manifest__.py
+++ b/account_sale_invoice_date_required/__manifest__.py
@@ -2,8 +2,8 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 {
-    "name": "Account sale invoice date required",
-    "summary": "Raise an error posting customer invoice without invoice date.",
+    "name": "Account Sale Invoice Date Required",
+    "summary": "Raise an error when posting customer invoice without invoice date.",
     "version": "14.0.1.0.0",
     "website": "https://bit.ly/numigi-com",
     "author": "Numigi",
diff --git a/account_sale_invoice_date_required/i18n/fr.po b/account_sale_invoice_date_required/i18n/fr.po
index cf88a65..b3ceaee 100644
--- a/account_sale_invoice_date_required/i18n/fr.po
+++ b/account_sale_invoice_date_required/i18n/fr.po
@@ -38,5 +38,5 @@ msgstr "Dernière modification le"
 #. module: account_sale_invoice_date_required
 #: code:addons/account_sale_invoice_date_required/models/account_move.py:0
 #, python-format
-msgid "The invoice date is required to validate this document."
-msgstr "La datede facturation est requise pour valider ce document."
+msgid "The invoice/refund date is required to validate this document."
+msgstr "La date de facturation/remboursement est requise pour valider ce document."
diff --git a/account_sale_invoice_date_required/models/account_move.py b/account_sale_invoice_date_required/models/account_move.py
index 217623b..954c9b4 100644
--- a/account_sale_invoice_date_required/models/account_move.py
+++ b/account_sale_invoice_date_required/models/account_move.py
@@ -3,7 +3,6 @@
 
 
 from odoo import models, _
-
 from odoo.exceptions import UserError
 
 
@@ -12,10 +11,8 @@ class AccountMove(models.Model):
     _inherit = 'account.move'
 
     def action_post(self):
-        if not self.invoice_date:
-            if self.is_sale_document(include_receipts=True):
-                raise UserError(
-                    _("The invoice date is required to validate this document.")
-                )
-        res = super(AccountMove, self).action_post()
-        return res
+        if self.is_sale_document(include_receipts=True) and not self.invoice_date:
+            raise UserError(
+                _("The invoice/refund date is required to validate this document.")
+            )
+        return super(AccountMove, self).action_post()