diff --git a/README.md b/README.md
index 780cbc1f..6f651a6c 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,12 @@ eraft 项目的是将 mit6.824 lab 大作业工业化成一个分布式存储系
 ### 最新的文档
 如果你想查看最新的文档，请访问 [eraft 官网](https://eraft.cn)
 
+### 项目书籍
+
+![eraftbook](doc/eraftbook.jpeg)
+
+[官方购买链接](https://3.cn/1W-jAWMR)
+
 ### 为什么需要分布式?
 
 首先我们看传统的单节点 C/S 或者 B/S 系统有啥缺点：
@@ -87,10 +93,6 @@ eraft 中使用了 hash 分片的方法，我们将数据通过哈希算法映
 
 ### 集群架构
 
-![集群架构](docs/imgs/eraftdb_arch.png)
-
-首先我们先介绍下架构介绍
-
 #### 概念介绍
 
 ##### bucket
@@ -116,7 +118,7 @@ eraft 中使用了 hash 分片的方法，我们将数据通过哈希算法映
 构建依赖
 
 ```
-go version >= go1.17.6
+go version >= go 1.21
 ```
 
 编译
diff --git a/README_en.md b/README_en.md
index 12daa283..2edccabf 100644
--- a/README_en.md
+++ b/README_en.md
@@ -10,6 +10,11 @@ The eraft t project is to industrialize the mit6.824 lab operation into a distri
 
 If you want to check the latest documents, please visit [eraft official website](https://eraft.cn)
 
+### Ebook for this project
+
+![eraftbook](doc/eraftbook.jpeg)
+
+
 ### Why we need build a distributed system?
 
 First, let's look at the shortcomings of traditional single-node C/S or B/S systems:
@@ -69,8 +74,6 @@ The hash sharding method is used in eraft. We map data into buckets through a ha
 
 ### System Architecture
 
-![System Architecture](docs/imgs/eraftdb_arch.png)
-
 #### Concept introduction
 
 ##### bucket
@@ -96,7 +99,7 @@ It is mainly responsible for cluster data storage. Generally, three machines for
 
 pre-dependencies
 
-go version >= go1.17.6
+go version >= go 1.21
 
 download code and make it
 
@@ -105,7 +108,7 @@ git clone https://github.com/eraft-io/eraft.git
 
 cd eraft
 make
-``
+```
 
 run basic cluster
 ```
diff --git a/doc/eraftbook.jpeg b/doc/eraftbook.jpeg
new file mode 100644
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