diff --git a/addons/im_livechat/models/discuss_channel.py b/addons/im_livechat/models/discuss_channel.py
index 9b57193d32f..d6adf7c5414 100644
--- a/addons/im_livechat/models/discuss_channel.py
+++ b/addons/im_livechat/models/discuss_channel.py
@@ -236,4 +236,5 @@ class DiscussChannel(models.Model):
 
         return self._chatbot_post_message(
             chatbot_script,
-            '<div class="o_mail_notification">%s</div>' % _('Restarting conversation...'))
+            Markup('<div class="o_mail_notification">%s</div>') % _('Restarting conversation...'),
+        )