diff --git a/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/QrCodeController.java b/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/QrCodeController.java
index aaa0bbb..0333511 100644
--- a/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/QrCodeController.java
+++ b/flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/QrCodeController.java
@@ -29,7 +29,7 @@ public class QrCodeController {
         if (StringUtils.isBlank(qrcodeUrl)) {
             throw new ServiceException("请配置二维码地址");
         }
-        QrCodeUtil.buildQrCodeImage(qrcodeUrl + serial, serial, response.getOutputStream());
+        QrCodeUtil.buildQrCodeImage(qrcodeUrl + serial, null, response.getOutputStream());
     }
 
 }