diff --git a/src/platforms/mp-alipay/service/api/protocols.js b/src/platforms/mp-alipay/service/api/protocols.js
index f64b113e2da7fa03452cddc4517b3d2645747147..e3e8ce6a94382c009fd6a8693e765b98131c0a10 100644
--- a/src/platforms/mp-alipay/service/api/protocols.js
+++ b/src/platforms/mp-alipay/service/api/protocols.js
@@ -44,6 +44,8 @@ const protocols = { // 需要做转换的 API 列表
       res.errMsg = `${methodName}:fail ${res.errorMessage || res.error}`
       delete res.error
       delete res.errorMessage
+    } else {
+      res.errMsg = `${methodName}:ok`
     }
     return res
   },