diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 187269c9e26..b3bfe769652 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -1562,7 +1562,7 @@ class AccountMove(models.Model):
 
             if (
                 new_format != origin_format
-                or dict(new_format_values, seq=0) != dict(origin_format_values, seq=0)
+                or dict(new_format_values, year=0, month=0, seq=0) != dict(origin_format_values, year=0, month=0, seq=0)
             ):
                 changed = _(
                     "It was previously '%(previous)s' and it is now '%(current)s'.",
@@ -2365,9 +2365,6 @@ class AccountMove(models.Model):
     # SEQUENCE MIXIN
     # -------------------------------------------------------------------------
 
-    def _must_check_constrains_date_sequence(self):
-        return not self.posted_before and not self.quick_edit_mode
-
     def _get_last_sequence_domain(self, relaxed=False):
         # EXTENDS account sequence.mixin
         self.ensure_one()