diff --git a/gui/griffon-app/i18n/messages.properties b/gui/griffon-app/i18n/messages.properties
index c3219dd2..49cfede7 100644
--- a/gui/griffon-app/i18n/messages.properties
+++ b/gui/griffon-app/i18n/messages.properties
@@ -685,7 +685,7 @@ NO_RECIPIENTS=No Recipients
 NO_RECIPIENTS_BODY=Please add at least one recipient.
 
 ## Contact chooser
-CONTACT_CHOOSER_SELECT_CONTACT=Select Contact
+CONTACT_CHOOSER_SELECT_CONTACT=Select Contact(s) separated by ;
 
 ## Add Contact dialog
 ADD_CONTACT_SPECIFIC=Add Contact