diff --git a/docs/_docs/en/1.1-quick-start.md b/docs/_docs/en/1.1-quick-start.md
index e9874da3d7b..bf37cd3e029 100644
--- a/docs/_docs/en/1.1-quick-start.md
+++ b/docs/_docs/en/1.1-quick-start.md
@@ -102,7 +102,7 @@ You can refer to the [/test folder](https://github.com/kitian616/jekyll-TeXt-the
 
 ## Installing Development Environment
 
-If you want to run them them locally, you need first install Ruby and Jekyll, see [Installation](https://jekyllrb.com/docs/installation/) for details.
+If you want to run them locally, you need first install Ruby and Jekyll, see [Installation](https://jekyllrb.com/docs/installation/) for details.
 
 After that, run bundler to install the dependencies: