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 # YouFool Holiday SDK
 
 [![Maven Central](https://img.shields.io/badge/Maven%20Central-1.0.0-blue.svg)](https://search.maven.org/artifact/com.chinaweal.youfool/youfool-holiday-sdk)
-[![Spring Boot](https://img.shields.io/badge/Spring%20Boot-2.7%2B%20%7C%203.x-green.svg)](https://spring.io/projects/spring-boot)
+[![Spring Boot](https://img.shields.io/badge/Spring%20Boot-2.x%2B%20%7C%203.x-green.svg)](https://spring.io/projects/spring-boot)
+[![JDK](https://img.shields.io/badge/JDK-1.8%2B-brightgreen.svg)](https://www.oracle.com/java/technologies/javase-downloads.html)
 [![License](https://img.shields.io/badge/License-MIT-yellow.svg)](LICENSE)
 
 一个强大的 Java 假期和工作日计算 SDK，支持 Spring Boot 自动配置，提供在线和离线两种数据模式。