diff --git a/classes/class.ilPlagScanExerciseUIHookGUI.php b/classes/class.ilPlagScanExerciseUIHookGUI.php
index 6a5d988c414b2251524d758e41cf78d4ed74f7cf..5edce062d6fbcecb019a04fcc3a3aa6689e55d42 100644
--- a/classes/class.ilPlagScanExerciseUIHookGUI.php
+++ b/classes/class.ilPlagScanExerciseUIHookGUI.php
@@ -157,9 +157,11 @@ class ilPlagScanExerciseUIHookGUI extends ilUIHookPluginGUI
             $DIC->ctrl()->clearParametersByClass('ilExerciseManagementGUI');
             $DIC->ctrl()->setParameterByClass('ilExerciseManagementGUI', 'subchk_all', $ass_id);
             $DIC->toolbar()->addSeparator();
-            $DIC->toolbar()->addLink(
-                $this->plugin_object->txt('check_documents'),
-                $DIC->ctrl()->getLinkTargetByClass('ilExerciseManagementGUI', 'members')
+            $DIC->toolbar()->addComponent(
+                $DIC->ui()->factory()->button()->standard(
+                    $this->plugin_object->txt('check_documents'),
+                    $DIC->ctrl()->getLinkTargetByClass('ilExerciseManagementGUI', 'members')
+                )
             );
             $table = new AssignmentTableGUI(
                 $ex_management,