diff --git a/pqs-influx/src/main/java/com/njcn/influx/pojo/dto/HarmData.java b/pqs-influx/src/main/java/com/njcn/influx/pojo/dto/HarmData.java
index 14d2fdcd3..5f2cd4804 100644
--- a/pqs-influx/src/main/java/com/njcn/influx/pojo/dto/HarmData.java
+++ b/pqs-influx/src/main/java/com/njcn/influx/pojo/dto/HarmData.java
@@ -1,10 +1,8 @@
 package com.njcn.influx.pojo.dto;
 
-import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
 import com.fasterxml.jackson.databind.annotation.JsonSerialize;
-import com.njcn.influx.utils.InstantDateDeserializer;
-import com.njcn.influx.utils.InstantDateSerializer;
 import com.njcn.influx.ano.IgnoreData;
+import com.njcn.influx.utils.InstantDateSerializer;
 import lombok.Data;
 import org.influxdb.annotation.Column;
 
@@ -22,7 +20,6 @@ public class HarmData implements Serializable{
 
     @Column(name = "time")
     @JsonSerialize(using = InstantDateSerializer.class)
-    @JsonDeserialize(using = InstantDateDeserializer.class)
     private Instant time;
 
     @IgnoreData(value = true)