diff --git a/build/js/Treeview.js b/build/js/Treeview.js
index 05fa1a8ed..53cefa4a4 100644
--- a/build/js/Treeview.js
+++ b/build/js/Treeview.js
@@ -80,6 +80,7 @@ class Treeview {
     const collapsedEvent = $.Event(EVENT_COLLAPSED)
 
     parentLi.removeClass(`${CLASS_NAME_IS_OPENING} ${CLASS_NAME_OPEN}`)
+    parentLi.find(SELECTOR_LI).removeClass(`${CLASS_NAME_IS_OPENING} ${CLASS_NAME_OPEN}`)
     treeviewMenu.stop().slideUp(this._config.animationSpeed, () => {
       $(this._element).trigger(collapsedEvent)
       treeviewMenu.find(`${SELECTOR_OPEN} > ${SELECTOR_TREEVIEW_MENU}`).slideUp()