diff --git a/template/base.html.jinja b/template/base.html.jinja
index 608b7d61f9..126b30b1f5 100644
--- a/template/base.html.jinja
+++ b/template/base.html.jinja
@@ -53,7 +53,7 @@
     {% if target.lang=="ja" %}
     <link href="{{currentpage.prefix}}assets/css/fonts-ja.css" rel="stylesheet" />
     {% endif %}
-    <link href="{{currentpage.prefix}}assets/css/devportal2022-v3.css" rel="stylesheet" />
+    <link href="{{currentpage.prefix}}assets/css/devportal2022-v4.css" rel="stylesheet" />
 
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/docsearch.js@2/dist/cdn/docsearch.min.css" />