diff --git a/src/Model/Tree/TreeNodePropertiesTrait.php b/src/Model/Tree/TreeNodePropertiesTrait.php
index 5a1096e0..89731fcb 100644
--- a/src/Model/Tree/TreeNodePropertiesTrait.php
+++ b/src/Model/Tree/TreeNodePropertiesTrait.php
@@ -23,4 +23,9 @@ trait TreeNodePropertiesTrait
      * @var TreeNodeInterface|null
      */
     private $parentNode;
+
+    /**
+     * @var string
+     */
+    private $parentNodePath;
 }