diff --git a/addons/account/account_invoice.py b/addons/account/account_invoice.py
index 9f4ee6c7811..2e48a12f70d 100644
--- a/addons/account/account_invoice.py
+++ b/addons/account/account_invoice.py
@@ -395,7 +395,7 @@ class account_invoice(models.Model):
             default_model='account.invoice',
             default_res_id=self.id,
             default_use_template=bool(template),
-            default_template_id=template.id,
+            default_template_id=template and template.id or False,
             default_composition_mode='comment',
             mark_invoice_as_sent=True,
         )