diff --git a/package.json b/package.json
index 1863ecde..1c984020 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rc-time-picker",
-  "version": "4.0.0-alpha.1",
+  "version": "4.0.0-alpha.2",
   "description": "React TimePicker",
   "keywords": [
     "react",