diff --git a/addons/l10n_it_edi_sdicoop/models/account_edi_format.py b/addons/l10n_it_edi_sdicoop/models/account_edi_format.py
index c3dc01677c8..d7a36f4b54c 100644
--- a/addons/l10n_it_edi_sdicoop/models/account_edi_format.py
+++ b/addons/l10n_it_edi_sdicoop/models/account_edi_format.py
@@ -218,7 +218,6 @@ class AccountEdiFormat(models.Model):
                     'error': _('The invoice was sent to FatturaPA, but we are still awaiting a response. Click the link above to check for an update.'),
                     'blocking_level': 'info',
                 }
-                proxy_acks.append(id_transaction)
                 continue
             elif state == 'not_found':
                 # Invoice does not exist on proxy. Either it does not belong to this proxy_user or it was not created correctly when