diff --git a/addons/website_forum/static/src/js/website_forum.js b/addons/website_forum/static/src/js/website_forum.js
index 5504a98350b..0386c99903a 100644
--- a/addons/website_forum/static/src/js/website_forum.js
+++ b/addons/website_forum/static/src/js/website_forum.js
@@ -181,7 +181,7 @@ publicWidget.registry.websiteForum = publicWidget.Widget.extend({
                     </div>`,
             };
 
-            await wysiwygLoader.loadFromTextarea(this, $textarea, options);
+            await wysiwygLoader.loadFromTextarea(self, $textarea, options);
         });
 
         _.each(this.$('.o_wforum_bio_popover'), authorBox => {