diff --git a/app/decorators/mail_template_decorator.rb b/app/decorators/mail_template_decorator.rb
index d75b576c7..b9c153553 100644
--- a/app/decorators/mail_template_decorator.rb
+++ b/app/decorators/mail_template_decorator.rb
@@ -5,6 +5,7 @@ class MailTemplateDecorator < Draper::Decorator
     case object.type
     when "MailReceived"
       "E-mail d'accusé de réception"
+    else
       object.type
     end
   end