diff --git a/src/main/java/com/yn/bftl/thirdparty/modules/chinaums/controller/ChinaumsCallBackController.java b/src/main/java/com/yn/bftl/thirdparty/modules/chinaums/controller/ChinaumsCallBackController.java
index e98bb51..c483e56 100644
--- a/src/main/java/com/yn/bftl/thirdparty/modules/chinaums/controller/ChinaumsCallBackController.java
+++ b/src/main/java/com/yn/bftl/thirdparty/modules/chinaums/controller/ChinaumsCallBackController.java
@@ -39,7 +39,7 @@
 
     @ApiOperation(value = "回调")
     @RequestMapping(value = "/byx/result", method = RequestMethod.POST)
-    public ChinaumsCallBackVO callbackForByx(byte[] data) {
+    public ChinaumsCallBackVO callbackForByx(@RequestBody byte[] data) {
         log.info("comming");
         ByxMchApplicationsNoticeDTO byxMchApplicationsNoticeDTO = byteToObject(data);
         validateParams(byxMchApplicationsNoticeDTO);