diff --git a/addons/mail/mail_group_view.xml b/addons/mail/mail_group_view.xml
index 97210b8c179..1a88669d632 100644
--- a/addons/mail/mail_group_view.xml
+++ b/addons/mail/mail_group_view.xml
@@ -103,7 +103,6 @@
             <field name="arch" type="xml">
                 <search string="Search Groups">
                     <field name="name" string="Group"/>
-                    <separator orientation="vertical"/>
                     <field name="responsible_id"/>
                 </search>
             </field>
diff --git a/addons/mail/mail_message_view.xml b/addons/mail/mail_message_view.xml
index 34ba6db1477..93f899ec148 100644
--- a/addons/mail/mail_message_view.xml
+++ b/addons/mail/mail_message_view.xml
@@ -55,9 +55,7 @@
             <field name="arch" type="xml">
                 <search string="Messages Search">
                     <field name="model" string="Message"/>
-                    <separator orientation="vertical"/>
                     <field name="date"/>
-                    <separator orientation="vertical"/>
                     <field name="user_id"/>
                 </search>
             </field>
@@ -172,31 +170,26 @@
             <field name="arch" type="xml">
                 <search string="Email Search">
                     <field name="email_from" filter_domain="['|' '|',('email_from','ilike',self), ('email_to','ilike',self), ('subject','ilike',self)]" string="Email"/>
-                    <separator orientation="vertical"/>
                     <field name="date"/>
-                    <separator orientation="vertical"/>
                     <filter icon="terp-camera_test" name="received" string="Received" domain="[('state','=','received')]"/>
                     <filter icon="terp-call-start" name="outgoing" string="Outgoing" domain="[('state','=','outgoing')]"/>
                     <filter icon="terp-check" name="sent" string="Sent" domain="[('state','=','sent')]"/>
                     <filter icon="terp-gtk-stop" name="exception" string="Failed" domain="[('state','=','exception')]"/>
+                    <separator/>
                     <filter icon="terp-camera_test" name="type_email" string="Email" domain="[('type','=','email')]"/>
                     <filter icon="terp-camera_test" name="type_comment" string="Comment" domain="[('type','=','comment')]"/>
                     <filter icon="terp-camera_test" name="type_notification" string="Notification" domain="[('type','=','notification')]"/>
-                    <newline/>
                     <group expand="0" string="Extended Filters...">
                         <field name="user_id" string="User"/>
                         <field name="partner_id" string="Partner Name"/>
                         <field name="model"/>
                         <field name="res_id"/>
                     </group>
-                    <newline/>
                     <group expand="0" string="Group By...">
                         <filter string="Status" icon="terp-stock_effects-object-colorize" domain="[]" context="{'group_by':'state'}"/>
                         <filter string="Partner" icon="terp-partner" domain="[]" context="{'group_by':'partner_id'}"/>
                         <filter string="User" name="User" icon="terp-personal" context="{'group_by':'user_id'}"/>
-                        <separator orientation="vertical"/>
                         <filter string="Thread" icon="terp-mail-" domain="[]" context="{'group_by':'message_id'}"/>
-                        <separator orientation="vertical"/>
                         <filter string="Month" help="Creation Month" icon="terp-go-month" domain="[]" context="{'group_by':'date'}"/>
                     </group>
                 </search>