diff --git a/src/main/java/org/springblade/modules/business/service/impl/DeviceServiceImpl.java b/src/main/java/org/springblade/modules/business/service/impl/DeviceServiceImpl.java
index a17e6f3..e705ac1 100644
--- a/src/main/java/org/springblade/modules/business/service/impl/DeviceServiceImpl.java
+++ b/src/main/java/org/springblade/modules/business/service/impl/DeviceServiceImpl.java
@@ -120,6 +120,15 @@ public class DeviceServiceImpl extends BaseServiceImpl<DeviceMapper, Device> imp
                 newSave.forEach(maintenance -> maintenance.setDeviceId(device.getId()));
                 maintenanceService.saveBatch(newSave);
             }
+            // 需要更新的巡检
+            List<DeviceMaintenance> toUpdate = maintenances.stream()
+                    .filter(maintenance -> maintenance.getId() != null && !newSave.contains(maintenance))
+                    .collect(Collectors.toList());
+
+            // 批量更新需要更新的巡检
+            if (CollectionUtil.isNotEmpty(toUpdate)) {
+                maintenanceService.updateBatchById(toUpdate);
+            }
         }
         return this.updateById(device);
     }