diff --git a/addons/event/event_demo.xml b/addons/event/event_demo.xml
index 1611febcf5e..88927cd0f25 100644
--- a/addons/event/event_demo.xml
+++ b/addons/event/event_demo.xml
@@ -58,6 +58,7 @@
 		<field name="date_begin">2008-01-01 19:00:00</field>
 		<field name="date_end">2008-01-01 23:00:00</field>
 		<field name="product_id" ref="event_product_0"/>
+		<field name="unit_price">68.00</field>
 		<field name="user_id" ref="base.user_root"/>
 		<field name="register_max">500</field>
 		<field name="type" ref="event_type_1"/>
@@ -91,6 +92,7 @@
 		<field name="date_begin">2008-03-05 18:00:00</field>
 		<field name="date_end">2008-03-05 21:00:00</field>
 		<field name="product_id" ref="event_product_1"/>
+		<field name="unit_price">24.00</field>
 		<field name="type" ref="event_type_1"/>
 		<field name="user_id" ref="base.user_root"/>
 		<field name="register_max">350</field>
@@ -102,6 +104,7 @@
 		<field name="date_begin">2008-09-09 14:00:00</field>
 		<field name="date_end">2008-09-09 16:30:00</field>
 		<field name="product_id" ref="event_product_2"/>
+		<field name="unit_price">15.50</field>
 		<field name="type" ref="event_type_2"/>
 		<field name="register_max">200</field>
 		<field name="user_id" ref="base.user_root"/>