diff --git a/components/ILIAS/Container/classes/class.ilContainerGUI.php b/components/ILIAS/Container/classes/class.ilContainerGUI.php
index dacd8e29a7d4..fde7e714a6ea 100755
--- a/components/ILIAS/Container/classes/class.ilContainerGUI.php
+++ b/components/ILIAS/Container/classes/class.ilContainerGUI.php
@@ -441,6 +441,7 @@ public function renderObject(): void
                         !$this->isActiveOrdering() &&
                         $this->supportsPageEditor()
                     ) {
+                        $this->ctrl->setParameter($this, "ref_id", $this->object->getRefId());
                         $toolbar->addButton(
                             $lng->txt("cntr_text_media_editor"),
                             $ilCtrl->getLinkTarget($this, "editPageFrame")