diff --git a/addons/purchase/purchase_demo.xml b/addons/purchase/purchase_demo.xml
index 053c6f17b14..26593d419a6 100644
--- a/addons/purchase/purchase_demo.xml
+++ b/addons/purchase/purchase_demo.xml
@@ -5,7 +5,7 @@
         <record id="base.user_demo" model="res.users">
             <field eval="[(4, ref('group_purchase_user'))]" name="groups_id"/>
         </record>
-    
+
     <!--Resource: purchase.order-->
 
         <record id="order_purchase1" model="purchase.order">
@@ -26,7 +26,7 @@
 
         <record id="line1_purchase" model="purchase.order.line">
             <field name="order_id" ref="order_purchase1"/>
-            <field name="date_planned">2010/09/15</field>
+            <field name="date_planned">2010/12/23</field>
             <field name="name">New server config + material</field>
             <field model="product.product" name="product_id" search="[]"/>
             <field model="product.uom" name="product_uom" search="[]"/>
@@ -36,7 +36,7 @@
 
         <record id="line2_purchase" model="purchase.order.line">
             <field name="order_id" ref="order_purchase1"/>
-            <field name="date_planned">2010/09/15</field>
+            <field name="date_planned">2010/12/23</field>
             <field name="name">[PC1] Basic PC</field>
             <field name="product_id" ref="product.product_product_pc1"/>
             <field name="product_uom" ref="product.product_uom_unit"/>
@@ -46,7 +46,7 @@
 
         <record id="line3_purchase" model="purchase.order.line">
             <field name="order_id" ref="order_purchase2"/>
-            <field name="date_planned">2010/09/15</field>
+            <field name="date_planned">2010/12/23</field>
             <field name="name">[PC3] Medium PC</field>
             <field name="product_id" ref="product.product_product_pc1"/>
             <field name="product_uom" ref="product.product_uom_unit"/>