diff --git a/sheep/platform/provider/wechat/miniProgram.js b/sheep/platform/provider/wechat/miniProgram.js
index c699aea679e3085f0190352cb4b7a68d56e4ac42..ec84d9da78b4c33ec222a21557f4551ab0912b04 100644
--- a/sheep/platform/provider/wechat/miniProgram.js
+++ b/sheep/platform/provider/wechat/miniProgram.js
@@ -201,4 +201,5 @@ export default {
   getInfo,
   getOpenid,
   subscribeMessage,
+  checkUpdate
 };