diff --git a/mkdocs.yml b/mkdocs.yml
index 6669526..5150225 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -61,6 +61,8 @@ pages:
 
 site_name: 'LearnOpenGL CN'
 
+site_description: 'http://learnopengl.com 系列教程的中文翻译'
+
 site_url: https://learnopengl-cn.github.io/
 
 repo_url: https://github.com/LearnOpenGL-CN/LearnOpenGL-CN