diff --git a/README.md b/README.md
index ea8f179..33af752 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![图](https://img.shields.io/github/stars/yeasy/docker_practice.svg?style=social&label=Stars)](https://github.com/yeasy/docker_practice) [![图](https://img.shields.io/github/release/yeasy/docker_practice/all.svg)](https://github.com/yeasy/docker_practice/releases) [![图](https://img.shields.io/badge/Based-Docker%20Engine%20v29.x-blue.svg)](https://docs.docker.com/engine/release-notes/) [![图](https://img.shields.io/badge/Docker%20%E6%8A%80%E6%9C%AF%E5%85%A5%E9%97%A8%E4%B8%8E%E5%AE%9E%E6%88%98-jd.com-red.svg)][1]
 
-[**v1.7.0**](https://github.com/yeasy/docker_practice/releases/tag/v1.7.0) | [PDF 下载](https://github.com/yeasy/docker_practice/releases/latest/download/docker_practice.pdf)
+[**v1.7.0**](https://github.com/yeasy/docker_practice/releases/tag/v1.7.0) | [PDF 下载](https://github.com/yeasy/docker_practice/releases/latest)
 
 ## 下载离线版本