diff --git a/addons/mass_mailing/views/mailing_mailing_views.xml b/addons/mass_mailing/views/mailing_mailing_views.xml
index 12c78cf808b..2a358528ad6 100644
--- a/addons/mass_mailing/views/mailing_mailing_views.xml
+++ b/addons/mass_mailing/views/mailing_mailing_views.xml
@@ -411,6 +411,7 @@
             <field name="arch" type="xml">
                 <graph string="Mailing" type="bar" sample="1">
                     <field name="state" type="row"/>
+                    <field name="color" invisible="1"/>
                 </graph>
             </field>
         </record>