diff --git a/src/main/java/com/qniao/iot/IotMonitoringDataJob.java b/src/main/java/com/qniao/iot/IotMonitoringDataJob.java
index 0a35998..7e68eab 100644
--- a/src/main/java/com/qniao/iot/IotMonitoringDataJob.java
+++ b/src/main/java/com/qniao/iot/IotMonitoringDataJob.java
@@ -252,7 +252,7 @@ public class IotMonitoringDataJob {
                                             nowDeviceState.setJobDurationTotal(lastedDeviceState.getJobDurationTotal() + receivedEvent.getCurrJobDuration());
                                         }
                                     } else {
-                                        // 待机或开机
+                                        // 待机
                                         nowDeviceState = lastedDeviceState;
                                     }
                                     // 设置开机时长，待机也要进行累加，所以放这里