diff --git a/package.json b/package.json
index 2541d437..e63b8826 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rc-tree-select",
-  "version": "3.2.0",
+  "version": "4.0.0",
   "description": "tree-select ui component for react",
   "keywords": [
     "react",