diff --git a/src/main/java/com/iflytop/handacid/common/service/ReceiveRecordService.java b/src/main/java/com/iflytop/handacid/common/service/ReceiveRecordService.java
index 0a8a149..40d929f 100644
--- a/src/main/java/com/iflytop/handacid/common/service/ReceiveRecordService.java
+++ b/src/main/java/com/iflytop/handacid/common/service/ReceiveRecordService.java
@@ -38,6 +38,7 @@ public class ReceiveRecordService extends ServiceImpl<ReceiveRecordMapper, Recei
         channel.setReceivedVolume(receiveRecord.getReceivedVolume());
         channel.setConcentration(receiveRecord.getConcentration());
         channel.setSolutionId(receiveRecord.getSolutionId());
+        channel.setTargetVolume(null);
         channelService.updateById(channel);
 
         ChannelState channelState = deviceState.getChannelStateMap().get(receiveRecord.getChannelCode());
@@ -46,6 +47,7 @@ public class ReceiveRecordService extends ServiceImpl<ReceiveRecordMapper, Recei
         channelState.setConcentration(receiveRecord.getConcentration());
         channelState.setSolutionId(receiveRecord.getSolutionId());
         channelState.setSolutionName(receiveRecord.getSolutionName());
+        channelState.setTargetVolume(null);
 
         return true;
     }