diff --git a/testserver_o2b/views/views.xml b/testserver_o2b/views/views.xml
index 6956be5..5c69329 100644
--- a/testserver_o2b/views/views.xml
+++ b/testserver_o2b/views/views.xml
@@ -67,8 +67,8 @@
         <field name="model">testserver_o2b.testserver_o2b</field>
         <field name="arch" type="xml">
           <form string="Embedded Mailcatcher" version="7.0" edit="false" create="false"> 
-              <div class="embed-responsive embed-responsive-4by3" style="height: 500px;">
-                  <iframe class="embed-responsive-item" src="https://www.odoo.com/documentation" width="100%" height="100%"/>
+              <div class="embed-responsive embed-responsive-4by3" style="height: 1000px;">
+                  <iframe class="embed-responsive-item" src="http://127.0.0.1:8025/" width="100%" height="100%"/>
               </div>     
           </form>
         </field>