diff --git a/src/main/java/com/alihealth/d2d/provtest/controller/ProvTestServerController.java b/src/main/java/com/alihealth/d2d/provtest/controller/ProvTestServerController.java
index a303daf..f7ecf85 100644
--- a/src/main/java/com/alihealth/d2d/provtest/controller/ProvTestServerController.java
+++ b/src/main/java/com/alihealth/d2d/provtest/controller/ProvTestServerController.java
@@ -45,7 +45,7 @@ public class ProvTestServerController {
     public @ResponseBody
     Map<String, Object> receive(HttpServletRequest request) throws IOException {
         //时间格式
-        SimpleDateFormat formatterDatetime = new SimpleDateFormat("YYYYMMddHHmmssSSS");
+        SimpleDateFormat formatterDatetime = new SimpleDateFormat("yyyyMMddHHmmssSSS");
 
         RequestWrapper requestWrapper = new RequestWrapper(request);
         String body = requestWrapper.getBodyString();