diff --git a/addons/thunderbird/thunderbird_installer.xml b/addons/thunderbird/thunderbird_installer.xml
index 5147fe04709..834ac7c6a38 100644
--- a/addons/thunderbird/thunderbird_installer.xml
+++ b/addons/thunderbird/thunderbird_installer.xml
@@ -15,7 +15,7 @@
                    <attribute name="string">Thunderbird</attribute>
               </separator>
               <xpath expr="//label[@string='description']" position="attributes">
-                  <attribute name="string">This module is required for the thuderbird plug-in to work properly.This allows you to select an object that you had like to add to your email and its attachments. You can select a partner, a task, a project, an analytical account, or any other object and attach selected mail as .eml file in attachment of selected record.</attribute>
+                  <attribute name="string">This module allows you to archive an e-mail on one or more objects of OpenERP. You can attach an email to a partner, a task, an analytic account or any other object. You can also create a new object like a lead, a phone call, claim and many more.</attribute>
               </xpath>
 	      <xpath expr="//button[@string='Install Modules']" position="attributes">
 	        <attribute name="string">Configure</attribute>
@@ -26,7 +26,7 @@
 		  	  </xpath>
 		  	  <group colspan="8" position="replace">
               <group colspan="8" height="450" width="750">
-                  <field name="thunderbird" />
+                  <field name="thunderbird" invisible="1" />
                   <field name="name" invisible="1"/>
                   <field name="pdf_name" invisible="1"/>
                   <newline/>