diff --git a/admin/views/index.php b/admin/views/index.php
index b1bbb9e4..aba37482 100755
--- a/admin/views/index.php
+++ b/admin/views/index.php
@@ -39,7 +39,7 @@
     <div class="coms-layout-header">
         <div class="bars-nav"><i class="am-icon-bars"></i>导航</div>
         <a href="" class="logo" style="">
-            <img src="/static/images/common/logo.png" style="height:40px">
+            <img src="/static/images/common/logo.png?v=1" style="height:40px">
         </a>
         <?php if ($menus) { ?>
             <ul class="header-nav">
diff --git a/www/admin/favicon.ico b/www/admin/favicon.ico
index 102deb7b..975258d8 100644
Binary files a/www/admin/favicon.ico and b/www/admin/favicon.ico differ
diff --git a/www/admin/static/images/common/logo.png b/www/admin/static/images/common/logo.png
index 5d0dfca9..f8d1e2c6 100644
Binary files a/www/admin/static/images/common/logo.png and b/www/admin/static/images/common/logo.png differ