diff --git a/layouts/partials/header.html b/layouts/partials/header.html
index 41a9c6c..bd03cc2 100644
--- a/layouts/partials/header.html
+++ b/layouts/partials/header.html
@@ -1,7 +1,7 @@
 <nav class="navbar">
     <div class="container">
         <div class="navbar-header header-logo">
-        	<a href="javascript:void(0);" class="theme-switch"><i class="iconfont icon-xihuan"></i></a>&nbsp;<a href="{{ .Site.BaseURL }}">{{ .Site.Title }}</a>
+        	<a href="javascript:void(0);" class="theme-switch">◑</a>&nbsp;<a href="{{ .Site.BaseURL }}">{{ .Site.Title }}</a>
         </div>
         <div class="menu navbar-right">
                 {{ $currentPage := . }}
@@ -27,4 +27,4 @@
                 {{ end }}
         </div>
     </div>
-</nav>
\ No newline at end of file
+</nav>