diff --git a/nflg-mobilebroken-admin/src/main/java/com/nflg/mobilebroken/admin/service/AdminDeviceService.java b/nflg-mobilebroken-admin/src/main/java/com/nflg/mobilebroken/admin/service/AdminDeviceService.java
index 1c61b99d..d9e4fda5 100644
--- a/nflg-mobilebroken-admin/src/main/java/com/nflg/mobilebroken/admin/service/AdminDeviceService.java
+++ b/nflg-mobilebroken-admin/src/main/java/com/nflg/mobilebroken/admin/service/AdminDeviceService.java
@@ -63,7 +63,6 @@ public class AdminDeviceService {
     @Transactional(rollbackFor = Exception.class)
     public void  update(DeviceDTO deviceDTO){
         Device device = Convert.convert(Device.class, deviceDTO);
-        device.setId(null);
         device.setUpdateBy(AdminUserUtil.getUserName());
         device.setUpdateTime(LocalDateTime.now());
         deviceService.updateById(device);