[style] [upgrade] moved to bootstrap 3
diff --git a/website/templates/pages/attributions.html b/website/templates/pages/attributions.html
index 05e8e88..d07cf52 100644
--- a/website/templates/pages/attributions.html
+++ b/website/templates/pages/attributions.html
@@ -11,7 +11,7 @@
{% set title="ERPNext - Web Based, Open Source ERP" %}
{% block content %}
-<div class="layout-attributions span12">
+<div class="layout-attributions col-span-12">
<h3>This website is made using these awesome Open Source projects <i class="icon-heart" style="color: red"></i></h3>
<hr>
<table class="table table-bordered table-striped">