diff --git a/index.html b/index.html
index e8cbd4f..50f8789 100644
--- a/index.html
+++ b/index.html
@@ -170,7 +170,9 @@ <h3>Options</h3>
   // hide animation duration
   hideDuration: 200,
   // padding between element and notification
-  gap: 2
+  gap: 2,
+  // if specified, the namespace option will add a custom class to the notification wrapper
+  namespace: 'custom-class-name'
 }</pre>
       </div>
       <div class="sixteen columns">