diff --git a/addons/website_slides/controllers/mail.py b/addons/website_slides/controllers/mail.py
index 2f7706300aa..a43615e016e 100644
--- a/addons/website_slides/controllers/mail.py
+++ b/addons/website_slides/controllers/mail.py
@@ -57,10 +57,11 @@ class SlidesPortalChatter(PortalChatter):
         # fetch and update mail.message
         message_id = int(message_id)
         message_body = plaintext2html(message)
+        subtype_comment_id = request.env['ir.model.data']._xmlid_to_res_id('mail.mt_comment')
         domain = [
             ('model', '=', res_model),
             ('res_id', '=', res_id),
-            ('is_internal', '=', False),
+            ('subtype_id', '=', subtype_comment_id),
             ('author_id', '=', request.env.user.partner_id.id),
             ('message_type', '=', 'comment'),
             ('id', '=', message_id)
@@ -75,7 +76,7 @@ class SlidesPortalChatter(PortalChatter):
 
         # update rating
         if post.get('rating_value'):
-            domain = [('res_model', '=', res_model), ('res_id', '=', res_id), ('is_internal', '=', False), ('message_id', '=', message.id)]
+            domain = [('res_model', '=', res_model), ('res_id', '=', res_id), ('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']),
diff --git a/addons/website_slides/controllers/main.py b/addons/website_slides/controllers/main.py
index 3dffc681092..74ea26da58a 100644
--- a/addons/website_slides/controllers/main.py
+++ b/addons/website_slides/controllers/main.py
@@ -715,12 +715,13 @@ class WebsiteSlides(WebsiteProfile):
         }
 
         if not request.env.user._is_public():
+            subtype_comment_id = request.env['ir.model.data']._xmlid_to_res_id('mail.mt_comment')
             last_message = request.env['mail.message'].search([
                 ('model', '=', channel._name),
                 ('res_id', '=', channel.id),
                 ('author_id', '=', request.env.user.partner_id.id),
                 ('message_type', '=', 'comment'),
-                ('is_internal', '=', False)
+                ('subtype_id', '=', subtype_comment_id)
             ], order='write_date DESC', limit=1)
 
             if last_message:
diff --git a/addons/website_slides/static/tests/tours/slides_course_reviews.js b/addons/website_slides/static/tests/tours/slides_course_reviews.js
new file mode 100644
index 00000000000..0f82186480b
--- /dev/null
+++ b/addons/website_slides/static/tests/tours/slides_course_reviews.js
@@ -0,0 +1,43 @@
+/** @odoo-module **/
+
+import { registry } from '@web/core/registry';
+
+/**
+ * This tour test that a log note isn't considered
+ * as a course review. And also that a member can
+ * add only one review.
+ */
+registry.category('web_tour.tours').add('course_reviews', {
+    url: '/slides',
+    test: true,
+    steps: [
+{
+    trigger: 'a:contains("Basics of Gardening - Test")',
+}, {
+    trigger: 'a[id="review-tab"]',
+}, {
+    trigger: '.o_portal_chatter_message:contains("Log note")',
+    run: function() {},
+}, {
+    trigger: 'span:contains("Add Review")',
+    // If it fails here, it means the log note is considered as a review
+}, {
+    trigger: 'div.o_portal_chatter_composer_body textarea',
+    extra_trigger: 'div.modal_shown',
+    run: 'text Great course!',
+    in_modal: false,
+}, {
+    trigger: 'button.o_portal_chatter_composer_btn',
+    in_modal: false,
+}, {
+    trigger: 'a[id="review-tab"]',
+}, {
+    trigger: 'button:contains("Visible")',
+}, {
+    trigger: 'span:contains("Edit Review")',
+    // If it fails here, it means the system is allowing you to add another review.
+}, {
+    trigger: 'div.o_portal_chatter_composer_body textarea:contains("Great course!")',
+    run: function() {},
+}
+]});
diff --git a/addons/website_slides/tests/test_ui_wslides.py b/addons/website_slides/tests/test_ui_wslides.py
index aede24f4df8..c5f7c9512ab 100644
--- a/addons/website_slides/tests/test_ui_wslides.py
+++ b/addons/website_slides/tests/test_ui_wslides.py
@@ -131,6 +131,19 @@ class TestUi(TestUICommon):
 
         self.start_tour(self.env['website'].get_client_action_url('/slides'), 'full_screen_web_editor', login=user_demo.login)
 
+    def test_course_reviews_elearning_officer(self):
+        user_demo = self.user_demo
+        user_demo.write({
+            'groups_id': [(6, 0, (self.env.ref('base.group_user') | self.env.ref('website_slides.group_website_slides_officer')).ids)]
+        })
+
+        # The user must be a course member before being able to post a log note.
+        self.channel._action_add_members(user_demo.partner_id)
+        self.channel.with_user(user_demo).message_post(
+            body='Log note', subtype_xmlid='mail.mt_note', message_type='comment')
+
+        self.start_tour('/slides', 'course_reviews', login=user_demo.login)
+
 
 @tests.common.tagged('post_install', '-at_install')
 class TestUiPublisher(HttpCaseWithUserDemo):