diff --git a/coolstore-partner-web/src/main/java/com/cool/store/controller/webb/KdzApiController.java b/coolstore-partner-web/src/main/java/com/cool/store/controller/webb/KdzApiController.java
index abcb82ba7..6e770c72d 100644
--- a/coolstore-partner-web/src/main/java/com/cool/store/controller/webb/KdzApiController.java
+++ b/coolstore-partner-web/src/main/java/com/cool/store/controller/webb/KdzApiController.java
@@ -46,7 +46,7 @@ public class KdzApiController {
         //用户唯一标识id
         sb.append("timestamp=").append(request.getTimestamp()).append("&");
         //企业唯一标识enterpriseId
-        sb.append("enterpriseId=").append(eid).append("&");
+        sb.append("enterpriseId=").append(eid);
         String md5 = EncryptUtil.xfsgMd5(sb.toString());
         return md5.equals(request.getSign());
     }