diff --git a/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/entity/YysDayWorkEntity.java b/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/entity/YysDayWorkEntity.java
index 53c5254..2d0f17a 100644
--- a/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/entity/YysDayWorkEntity.java
+++ b/jnpf-java-boot/jnpf-example/jnpf-example-entity/src/main/java/jnpf/entity/YysDayWorkEntity.java
@@ -16,6 +16,8 @@ import java.util.Date;
 public class YysDayWorkEntity  {
     @TableId(value ="ID"  )
     private String id;
+    @TableId(value ="MONTH_ID"  )
+    private String monthId;
     @TableField(value = "MANUFACTURE_TIME" , updateStrategy = FieldStrategy.IGNORED)
     private Date manufactureTime;
     @TableField(value = "DEVICE_CODE" , updateStrategy = FieldStrategy.IGNORED)