diff --git a/addons/l10n_it_edi/models/account_invoice.py b/addons/l10n_it_edi/models/account_invoice.py
index 74492bed126..d6370a5d777 100644
--- a/addons/l10n_it_edi/models/account_invoice.py
+++ b/addons/l10n_it_edi/models/account_invoice.py
@@ -188,7 +188,7 @@ class AccountMove(models.Model):
         # OVERRIDE
         posted = super()._post(soft=soft)
 
-        for move in posted.filtered(lambda m: m.l10n_it_send_state == 'to_send' and m.move_type == 'out_invoice' and m.company_id.country_id.code == 'IT'):
+        for move in posted.filtered(lambda m: m.l10n_it_send_state == 'to_send' and m.move_type in ['out_invoice', 'out_refund'] and m.company_id.country_id.code == 'IT'):
             move.send_pec_mail()
 
         return posted