diff --git a/blog/_config.yml b/blog/_config.yml
index 856e922..b3cb8ba 100644
--- a/blog/_config.yml
+++ b/blog/_config.yml
@@ -1,6 +1,6 @@
 markdown: kramdown
 permalink: /:year/:month/:title/
-url: http://lingfeiwu.github.io/
+url: http://lingfeiwu.github.io/blog/
 author: Lingfei Wu
 pygments: true