diff --git a/src/main/java/com/dispose/service/impl/DeviceTaskManagerServiceImpl.java b/src/main/java/com/dispose/service/impl/DeviceTaskManagerServiceImpl.java
index 9eae3071..203170e1 100644
--- a/src/main/java/com/dispose/service/impl/DeviceTaskManagerServiceImpl.java
+++ b/src/main/java/com/dispose/service/impl/DeviceTaskManagerServiceImpl.java
@@ -132,7 +132,7 @@ public class DeviceTaskManagerServiceImpl implements DeviceTaskManagerService {
                                             deviceTask.getTaskAttackType());
 
         ret = ai.getDb().runDispose(disposeTask.getDisposeIp(), disposeTask.getDisposeCapacity(), null, null,
-                                    (long) -Helper.getTimestampDiffNow(disposeTask.getPlanEndTime()));
+                                    (long) -(Helper.getTimestampDiffNow(disposeTask.getPlanEndTime()) / 60));
 
         if (ret.getFirstParam() == ErrorCode.ERR_OK) {
             // 设置攻击类型任务启动结果