diff --git a/package.json b/package.json
index f9c322f..bee7d44 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "alipay-sdk",
-  "version": "4.0.0-beta.4",
+  "version": "4.0.0-beta.5",
   "publishConfig": {
     "tag": "next",
     "access": "public"