diff --git a/l10n_br_account_payment_order/models/account_payment_mode.py b/l10n_br_account_payment_order/models/account_payment_mode.py
index 7d31190133e4..29ecc273521d 100644
--- a/l10n_br_account_payment_order/models/account_payment_mode.py
+++ b/l10n_br_account_payment_order/models/account_payment_mode.py
@@ -54,6 +54,7 @@ class AccountPaymentMode(models.Model):
         comodel_name="ir.sequence",
         string="Sequencia do Arquivo CNAB",
         tracking=True,
+        copy=False,
     )
 
     # Fields used to make invisible banks specifics fields
diff --git a/l10n_br_account_payment_order/models/l10n_br_cnab_boleto_fields.py b/l10n_br_account_payment_order/models/l10n_br_cnab_boleto_fields.py
index a7534ef6d037..0ab89f45b39a 100644
--- a/l10n_br_account_payment_order/models/l10n_br_cnab_boleto_fields.py
+++ b/l10n_br_account_payment_order/models/l10n_br_cnab_boleto_fields.py
@@ -144,6 +144,7 @@ class L10nBrCNABBoletoFields(models.AbstractModel):
 
     own_number_sequence_id = fields.Many2one(
         comodel_name="ir.sequence",
+        copy=False,
         string="Sequência do Nosso Número",
         help="Para usar essa Sequencia é preciso definir o campo Tipo do "
         "Nosso Número como Sequencial Único por Carteira no cadastro da "