diff --git a/pc4mobx/hrmSalary/util/request.js b/pc4mobx/hrmSalary/util/request.js
index 3c4bc87c..2b9a6acd 100644
--- a/pc4mobx/hrmSalary/util/request.js
+++ b/pc4mobx/hrmSalary/util/request.js
@@ -70,7 +70,7 @@ const getFetchParams = (method, params, header = {}) => {
   if (server === "") {
     obj.credentials = "include";
   }
-  if (!_.isEmpty(params)) {
+  if (!_.isEmpty(params) && Object.prototype.toString.call(params) === "[object Object]") {
     obj.body = JSON.stringify(getFd(params));
   } else {
     obj.body = JSON.stringify(params);