diff --git a/controllers/issues.php b/controllers/issues.php
index 8802dad6ec93b70ef418a8082dda9f3226600a9e..bd9818e0a64b1dcb64f0d9698c00831f47a0ecc5 100644
--- a/controllers/issues.php
+++ b/controllers/issues.php
@@ -132,7 +132,7 @@ final class IssuesController extends TracToGitlab\EventController
 
         $old_base = \URLHelper::setBaseURL($GLOBALS['ABSOLUTE_URI_STUDIP']);
         $url = URLHelper::getURL(
-            "dispatch.php/course/index/index/{$topic_id2}#{$topic_id2}",
+            "dispatch.php/course/forum/index/index/{$topic_id2}#{$topic_id2}",
             ['cid' => $course_id]
         );
         \URLHelper::setBaseURL($old_base);