diff --git a/src/app/components/api/treenode.ts b/src/app/components/api/treenode.ts
index 71d5404fa21..196e1e00a01 100755
--- a/src/app/components/api/treenode.ts
+++ b/src/app/components/api/treenode.ts
@@ -76,7 +76,7 @@ export interface TreeNode<T = any> {
      */
     key?: string;
     /**
-     * Mandatory unique key of the node.
+     * Defines if the node is loading.
      */
     loading?: boolean;
 }