diff --git a/openerp/addons/base/base_update.xml b/openerp/addons/base/base_update.xml
index 250305ca7db..983ef792e25 100644
--- a/openerp/addons/base/base_update.xml
+++ b/openerp/addons/base/base_update.xml
@@ -127,8 +127,8 @@
                             <group colspan="4" col="6">
                                 <!-- Second nested group to avoid misalignment with email prefs groups
                                     in simplified view -->
-                                <group name="gr_pref" colspan="6" col="6">
-                                    <group name="gr_pref_inner" col="3" colspan="2">
+                                <group colspan="6" col="6">
+                                    <group col="3" colspan="2">
                                         <group col="2" colspan="2">
                                             <separator string="Preferences" colspan="2"/>
                                             <field name="context_lang"/>