diff --git a/docs/_data/translations.yml b/docs/_data/translations.yml
index 951f9756b9..c9a4abd007 100644
--- a/docs/_data/translations.yml
+++ b/docs/_data/translations.yml
@@ -6,7 +6,7 @@
 - name: Chinese
   code: zh
   description: Bootstrap 4 中文文档教程
-  url: http://boot4.com/
+  url: http://wiki.jikexueyuan.com/project/bootstrap4/
 
 - name: Japanese
   code: ja
diff --git a/docs/getting-started/build-tools.md b/docs/getting-started/build-tools.md
index 0d441d216d..04b2873b64 100644
--- a/docs/getting-started/build-tools.md
+++ b/docs/getting-started/build-tools.md
@@ -43,7 +43,7 @@ Our Gruntfile includes the following commands and tasks:
 
 Bootstrap uses [Autoprefixer][autoprefixer] (included in our Gruntfile and build process) to automatically add vendor prefixes to some CSS properties at build time. Doing so saves us time and code by allowing us to write key parts of our CSS a single time while eliminating the need for vendor mixins like those found in v3.
 
-We maintain the list of browsers supported through Autoprefixer in a separate file within our GitHub repository. See [`/grunt/postcss.js`](https://github.com/twbs/bootstrap/blob/master/grunt/postcss.js) for details.
+We maintain the list of browsers supported through Autoprefixer in a separate file within our GitHub repository. See [`/grunt/postcss.js`](https://github.com/twbs/bootstrap/blob/v4-dev/grunt/postcss.js) for details.
 
 ## Local documentation