diff --git a/addons/idea/idea.py b/addons/idea/idea.py
index a20ddf51414..ff55e6afbc3 100644
--- a/addons/idea/idea.py
+++ b/addons/idea/idea.py
@@ -67,7 +67,7 @@ class idea_idea(osv.osv):
 
     def idea_cancel(self, cr, uid, ids, context={}):
         self.write(cr, uid, ids, { 'state': 'cancel' })
-        self.message_post(cr, uid, ids, body=_('Idea canceled.'), subtype="cancel", context=context)
+        self.message_post(cr, uid, ids, body=_('Idea canceled.'), subtype="cancelled", context=context)
         return True
 
     def idea_open(self, cr, uid, ids, context={}):
diff --git a/addons/idea/idea_data.xml b/addons/idea/idea_data.xml
index a4cd4970511..17401f72f98 100644
--- a/addons/idea/idea_data.xml
+++ b/addons/idea/idea_data.xml
@@ -26,8 +26,8 @@
             <field name="name">open</field>
             <field name="model_ids" eval="[(4,ref('idea.model_idea_idea'))]"/>
         </record>
-        <record id="mail.mail_subtype_cancel" model="mail.message.subtype">
-            <field name="name">cancel</field>
+        <record id="mail.mail_subtype_cancelled" model="mail.message.subtype">
+            <field name="name">cancelled</field>
             <field name="model_ids" eval="[(4,ref('idea.model_idea_idea'))]"/>
             <field name="default" eval="False"/>
         </record>