diff --git a/addons/event/res_partner.py b/addons/event/res_partner.py
index 140db4ceb47..17cf5216074 100644
--- a/addons/event/res_partner.py
+++ b/addons/event/res_partner.py
@@ -25,7 +25,7 @@ class res_partner(osv.osv):
     _inherit = 'res.partner'
 
     _columns = {
-        'speaker': fields.boolean('Speaker', help="Check this box if this contact is a speaker"),
+        'speaker': fields.boolean('Speaker', help="Check this box if this contact is a speaker."),
         'event_ids': fields.one2many('event.event','main_speaker_id', readonly=True),
         'event_registration_ids': fields.one2many('event.registration','partner_id', readonly=True),
     }