diff --git a/addons/sale/controllers/portal.py b/addons/sale/controllers/portal.py
index bb0e0647316..061a7d0194c 100644
--- a/addons/sale/controllers/portal.py
+++ b/addons/sale/controllers/portal.py
@@ -130,7 +130,7 @@ class CustomerPortal(portal.CustomerPortal):
                 # The "Quotation viewed by customer" log note is an information
                 # dedicated to the salesman and shouldn't be translated in the customer/website lgg
                 context = {'lang': order_sudo.user_id.partner_id.lang or order_sudo.company_id.partner_id.lang}
-                msg = _('Quotation viewed by customer %s', order_sudo.partner_id.name)
+                msg = _('Quotation viewed by customer %s', order_sudo.partner_id.name if request.env.user._is_public() else request.env.user.partner_id.name)
                 del context
                 _message_post_helper(
                     "sale.order",