diff --git a/package.json b/package.json
index bf625d2..da51092 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rc-slider",
-  "version": "2.1.0",
+  "version": "2.2.0",
   "description": "slider ui component for react",
   "keywords": [
     "react",