diff --git a/addons/website_slides/controllers/mail.py b/addons/website_slides/controllers/mail.py
index 1d1c62bcee7..30d7c911358 100644
--- a/addons/website_slides/controllers/mail.py
+++ b/addons/website_slides/controllers/mail.py
@@ -8,7 +8,7 @@ from werkzeug.exceptions import NotFound, Forbidden
 from odoo import http
 from odoo.http import request
 from odoo.addons.portal.controllers.mail import _check_special_access, PortalChatter
-from odoo.tools import plaintext2html
+from odoo.tools import plaintext2html, html2plaintext
 
 
 class SlidesPortalChatter(PortalChatter):
@@ -67,7 +67,8 @@ class SlidesPortalChatter(PortalChatter):
             domain = [('res_model', '=', res_model), ('res_id', '=', res_id), ('is_internal', '=', False), ('message_id', '=', message.id)]
             rating = request.env['rating.rating'].sudo().search(domain, order='write_date DESC', limit=1)
             rating.write({
-                'rating': float(post['rating_value'])
+                'rating': float(post['rating_value']),
+                'feedback': html2plaintext(message.body),
             })
 
         # redirect to specified or referrer or simply channel page as fallback