diff --git a/models/nichoirs_stat_year.py b/models/nichoirs_stat_year.py
index cea131b50268b5345539cde7d74d6588cc6388d7..54bb4bcdd0e3625c4c74a196f62dcd0688382735 100644
--- a/models/nichoirs_stat_year.py
+++ b/models/nichoirs_stat_year.py
@@ -20,12 +20,12 @@ class NichoirsStatYear(models.Model):
     coeff_year = fields.Integer(
         "Coefficient calculé en fonction de l'année",
         compute='_compute_coeff_year',
-        store=True
+        store=True, default=1
     )
     nichoirs_proprata_qty = fields.Integer(
         "Nombre de nichoirs",
         compute='_compute_nichoirs_proprata_qty',
-        store=True)
+        store=True, default=0)
 
     # ------------------------------------------------------
     # SQL Constraints
@@ -39,14 +39,12 @@ class NichoirsStatYear(models.Model):
     # Computed fields / Search Fields
     # ------------------------------------------------------
     @api.depends('year')
-    @api.multi
     def _compute_coeff_year(self):
         for res in self:
             if res.year:
                 res.coeff_year = ( date.today().year - res.year ) + 1
 
     @api.depends('product_qty', 'coeff_year')
-    @api.multi
     def _compute_nichoirs_proprata_qty(self):
         for res in self:
             if res.product_qty:
diff --git a/models/sale_order.py b/models/sale_order.py
index 7d523c8e5c4ebd7b7da1ada1f5f0131207533989..df38ee33a821fe1b0d4a9ba6f06511356fb76640 100644
--- a/models/sale_order.py
+++ b/models/sale_order.py
@@ -35,7 +35,6 @@ class SaleOrder(models.Model):
     # ------------------------------------------------------
     # Actions
     # ------------------------------------------------------
-    @api.multi
     def action_confirm(self):
         res = super(SaleOrder, self).action_confirm()
         for order in self:
diff --git a/views/nichoirs_stat_year_views.xml b/views/nichoirs_stat_year_views.xml
index 2ca74aec1ee8811af8075bb117cb8a46df354a83..5cf5d787e863f825368e26ad9c6fbce592f3c9bd 100644
--- a/views/nichoirs_stat_year_views.xml
+++ b/views/nichoirs_stat_year_views.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <data>
-        
+
        <record id="nichoirs_stat_year_form_view" model="ir.ui.view">
             <field name="name">symb.nichoirs_stat_year.form</field>
             <field name="model">nichoirs.stat.year</field>
@@ -53,7 +53,6 @@
             <field name="name">Statistiques</field>
             <field name="type">ir.actions.act_window</field>
             <field name="res_model">nichoirs.stat.year</field>
-            <field name="view_type">form</field>
             <field name="view_mode">tree,form</field>
             <field name="help" type="html">
                 <p class="oe_view_nocontent_create">
@@ -69,4 +68,4 @@
                 action="nichoirs_stat_year_act_window"/>
 
     </data>
-</odoo>
\ No newline at end of file
+</odoo>