diff --git a/addons/project/project_demo.xml b/addons/project/project_demo.xml
index 4275f137110..588a69fdd71 100644
--- a/addons/project/project_demo.xml
+++ b/addons/project/project_demo.xml
@@ -210,7 +210,7 @@
             <field name="project_id" ref="project.project_integrate_openerp"/>
             <field name="name">Documentation</field>
             <field name="type_id" ref="project_tt_specification"/>
-            <field name="date_start">06-02-2011</field>
+            <field name="date_start">2011-02-06</field>
         </record>
 
         <record id="project_task_16" model="project.task">
@@ -241,7 +241,7 @@
             <field name="project_id" ref="project.project_integrate_openerp"/>
             <field name="name">Training and Presentation</field>
             <field name="type_id" ref="project_tt_specification"/>
-            <field name="date_start">21-09-2011</field>
+            <field name="date_start">2011-09-21</field>
         </record>
 
         <!--