diff --git a/framework/core/js/src/forum/components/PostMeta.js b/framework/core/js/src/forum/components/PostMeta.js
index d85d84e33..78573db5b 100644
--- a/framework/core/js/src/forum/components/PostMeta.js
+++ b/framework/core/js/src/forum/components/PostMeta.js
@@ -55,6 +55,6 @@ export default class PostMeta extends Component {
    * @returns {string}
    */
   getPermalink(post) {
-    return app.forum.attribute('baseUrl') + app.route.post(post);
+    return app.forum.attribute('baseOrigin') + app.route.post(post);
   }
 }
diff --git a/framework/core/src/Api/Serializer/ForumSerializer.php b/framework/core/src/Api/Serializer/ForumSerializer.php
index a0124fd52..346f968f7 100644
--- a/framework/core/src/Api/Serializer/ForumSerializer.php
+++ b/framework/core/src/Api/Serializer/ForumSerializer.php
@@ -75,7 +75,8 @@ class ForumSerializer extends AbstractSerializer
             'description' => $this->settings->get('forum_description'),
             'showLanguageSelector' => (bool) $this->settings->get('show_language_selector', true),
             'baseUrl' => $url = $this->url->to('forum')->base(),
-            'basePath' => parse_url($url, PHP_URL_PATH) ?: '',
+            'basePath' => $path = parse_url($url, PHP_URL_PATH) ?: '',
+            'baseOrigin' => substr($url, 0, strlen($url) - strlen($path)),
             'debug' => $this->config->inDebugMode(),
             'apiUrl' => $this->url->to('api')->base(),
             'welcomeTitle' => $this->settings->get('welcome_title'),