diff --git a/README.md b/README.md
index 4409ba4..5a63d29 100644
--- a/README.md
+++ b/README.md
@@ -74,6 +74,7 @@
 ### NoSQL
 
 * [NoSQL数据库笔谈](http://www.yankay.com/wp-content/NoSql_Database_Note.html) ([PDF](http://yankaycom-wordpress.stor.sinaapp.com/uploads/2012/12/NoSQL%E6%95%B0%E6%8D%AE%E5%BA%93%E7%AC%94%E8%B0%88v2.pdf))
+* [Redis 设计与实现](http://www.redisbook.com/en/latest/)
 * [Redis 命令参考](http://www.redisdoc.com/en/latest/)
 * [The Little MongoDB Book](https://github.com/justinyhuang/the-little-mongodb-book-cn/blob/master/mongodb.md)
 * [The Little Redis Book](https://github.com/JasonLai256/the-little-redis-book/blob/master/cn/redis.md)