diff --git a/DnsServerCore/www/index.html b/DnsServerCore/www/index.html
index 6559d4e6..57a5988c 100644
--- a/DnsServerCore/www/index.html
+++ b/DnsServerCore/www/index.html
@@ -31,7 +31,7 @@
 <body>
     <div id="header">
         <div id="mnuUser" class="menu dropdown" style="display: none;">
-            <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
+            <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false" style="text-decoration: none;">
                 <span class="menu-title">
                     <span class="glyphicon glyphicon-user" aria-hidden="true"></span>
                     <span id="mnuUserDisplayName"></span>
