diff --git a/package.json b/package.json
index 72e9b13..00537ed 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vue-tree-list",
-  "version": "1.3.2",
+  "version": "1.4.0",
   "description": "A vue component for tree structure. Support adding treenode/leafnode, editing node's name and dragging.",
   "main": "dist/vue-tree-list.min.js",
   "scripts": {