diff --git a/_data/nav.yml b/_data/nav.yml
index a4b6811..901efa8 100644
--- a/_data/nav.yml
+++ b/_data/nav.yml
@@ -1,6 +1,6 @@
 list:
   - title: "~"
-    url: /
+    url: /index.html
   - title: ~/blog
     url: /blog/
   - title: ~/doc/about
diff --git a/_includes/nav.html b/_includes/nav.html
index a118039..35ba7d5 100644
--- a/_includes/nav.html
+++ b/_includes/nav.html
@@ -1,5 +1,5 @@
 <nav>
 	{% for item in site.data.nav.list %}
-	<a href="{{site.baseurl}}{{item.url}}"{% if item.url == page.url %} class="a-active" {% endif %}>{{item.title}}</a>
+	<a href="{{site.baseurl}}{{item.url}}"{% if page.url contains item.url %} class="a-active" {% endif %}>{{item.title}}</a>
 	{% endfor %}
 </nav>