diff --git a/horizon/dashboards/nova/instances_and_volumes/templates/instances_and_volumes/instances/_detail_vnc.html b/horizon/dashboards/nova/instances_and_volumes/templates/instances_and_volumes/instances/_detail_vnc.html
index 48cd2786685..5768b41ebb8 100644
--- a/horizon/dashboards/nova/instances_and_volumes/templates/instances_and_volumes/instances/_detail_vnc.html
+++ b/horizon/dashboards/nova/instances_and_volumes/templates/instances_and_volumes/instances/_detail_vnc.html
@@ -3,8 +3,8 @@
 <h3>{% trans "Instance VNC Console" %}</h3>
 {% if vnc_url %}
 <p class='alert alert-info'>{% blocktrans %}If VNC console is not responding to keyboard input: click the grey status bar below.{% endblocktrans %} <a href="{{ vnc_url }}">{% trans "Click here to show only VNC" %}</a></p>
-<iframe src="{{ vnc_url }}" width="720" height="430"></iframe>
+<iframe src="{{ vnc_url }}" width="728" height="436"></iframe>
 {% else %}
 <p class='alert alert-error'>{% blocktrans %}VNC console is currently unavailabe. Please try again later.{% endblocktrans %}
 <a class='btn btn-mini' href="{% url horizon:nova:instances_and_volumes:instances:detail instance_id %}">{% trans "Reload" %}</a></p>
-{% endif %}
\ No newline at end of file
+{% endif %}