diff --git a/.github/workflows/check-link.yml b/.github/workflows/check-link.yml
index d595c3e..ecf487c 100644
--- a/.github/workflows/check-link.yml
+++ b/.github/workflows/check-link.yml
@@ -3,6 +3,7 @@ name: check-link
 on:
   push:
   pull_request:
+  workflow_dispatch:
 
 jobs:
   check-link:
@@ -58,6 +59,7 @@ jobs:
           "union-click.jd.com",\
           "x.x.x.x/base",\
           "x.x.x.x:9000/minio/",\
+          "yeasy.gitbooks.io",\
           "https://www.freedesktop.org/wiki/Software/systemd/",\
           "www.aliyun.com" \
           --allow-dupe \
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e04a3d..9a48404 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,7 @@
 * 1.2.0 2020-12-31
 
 * 1.1.0 2019-12-31
-  * 全面支持 v19.x 新版本
+  * 全面支持 v19.03 新版本
   * 增加 `BuildKit`
   * 增加 `docker buildx` 命令使用说明
   * 增加 `docker manifest` 命令使用说明
diff --git a/README.md b/README.md
index 4daed69..9272bb7 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Docker — 从入门到实践
 
-[![](https://img.shields.io/github/stars/yeasy/docker_practice.svg?style=social&label=Stars)](https://github.com/yeasy/docker_practice) [![](https://travis-ci.org/yeasy/docker_practice.svg?branch=master)](https://travis-ci.org/yeasy/docker_practice) [![](https://img.shields.io/github/release/yeasy/docker_practice/all.svg)](https://github.com/yeasy/docker_practice/releases) [![](https://img.shields.io/badge/Based-Docker%20CE%20v19.x-blue.svg)](https://github.com/docker/docker-ce) [![](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]
+[![](https://img.shields.io/github/stars/yeasy/docker_practice.svg?style=social&label=Stars)](https://github.com/yeasy/docker_practice) [![](https://travis-ci.org/yeasy/docker_practice.svg?branch=master)](https://travis-ci.org/yeasy/docker_practice) [![](https://img.shields.io/github/release/yeasy/docker_practice/all.svg)](https://github.com/yeasy/docker_practice/releases) [![](https://img.shields.io/badge/Based-Docker%20CE%20v19.03-blue.svg)](https://github.com/docker/docker-ce) [![](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]
 
 **v1.2.0**
 
diff --git a/cases/ci/actions/README.md b/cases/ci/actions/README.md
index 2048652..8b5364f 100644
--- a/cases/ci/actions/README.md
+++ b/cases/ci/actions/README.md
@@ -25,4 +25,4 @@ jobs:
 
 ## 参考资料
 
-* [Actions Docs](https://docs.github.com/en/actions)
+* [Actions Docs](https://docs.github.com/en/free-pro-team@latest/actions)