diff --git a/src/main/java/com/rehome/mqttclienttemperature/entity/Temperature.java b/src/main/java/com/rehome/mqttclienttemperature/entity/Temperature.java
index ea6481a..4a2a5a4 100644
--- a/src/main/java/com/rehome/mqttclienttemperature/entity/Temperature.java
+++ b/src/main/java/com/rehome/mqttclienttemperature/entity/Temperature.java
@@ -36,9 +36,11 @@ public class Temperature implements Serializable {
     private Long id;
 
     @ApiModelProperty(value = "温度")
+    @Column(length=10)
     private String temperature;
 
     @ApiModelProperty(value = "湿度")
+    @Column(length=10)
     private String humidity;
 
     @ApiModelProperty(value = "日期")