diff --git a/addons/purchase/res_config.py b/addons/purchase/res_config.py
index c88ab0c688d..3cfdd825be9 100644
--- a/addons/purchase/res_config.py
+++ b/addons/purchase/res_config.py
@@ -52,7 +52,7 @@ class purchase_config_settings(osv.osv_memory):
             Example: Product: this product is deprecated, do not purchase more than 5.
                     Supplier: don't forget to ask for an express delivery."""),
 
-        'module_purchase_double_validation': fields.boolean("force two levels of approvals (limit to require a second approval)",
+        'module_purchase_double_validation': fields.boolean("force two levels of approvals",
             help="""Provide a double validation mechanism for purchases exceeding minimum amount.
                 This installs the module purchase_double_validation."""),
         'module_purchase_requisition': fields.boolean("manage purchase requisitions",
diff --git a/addons/purchase_double_validation/purchase_double_validation_installer.py b/addons/purchase_double_validation/purchase_double_validation_installer.py
index cff984c473f..0fb9290915e 100644
--- a/addons/purchase_double_validation/purchase_double_validation_installer.py
+++ b/addons/purchase_double_validation/purchase_double_validation_installer.py
@@ -24,7 +24,7 @@ from osv import fields, osv
 class purchase_config_settings(osv.osv_memory):
     _inherit = 'purchase.config.settings'
     _columns = {
-        'limit_amount': fields.integer('Limit to Require a Second Approval',required=True,
+        'limit_amount': fields.integer('Limit to require a second approval',required=True,
             help="Amount after which validation of purchase is required."),
     }
 
diff --git a/addons/purchase_double_validation/purchase_double_validation_installer.xml b/addons/purchase_double_validation/purchase_double_validation_installer.xml
index 697c690b3ae..7a8260b9c48 100644
--- a/addons/purchase_double_validation/purchase_double_validation_installer.xml
+++ b/addons/purchase_double_validation/purchase_double_validation_installer.xml
@@ -8,7 +8,10 @@
             <field name="inherit_id" ref="purchase.view_purchase_configuration"/>
             <field name="arch" type="xml">
                 <div name="module_purchase_double_validation" position="inside">
-                        <field name="limit_amount" attrs="{'required': [('module_purchase_double_validation','=',True)]}" class="oe_inline"/>
+                     <label string="("/>
+                     <label for="limit_amount" />
+                     <field name="limit_amount" attrs="{'required': [('module_purchase_double_validation','=',True)]}" class="oe_inline"/>
+                     <label string=")"/>
                 </div>
             </field>
         </record>