diff --git a/conf/.env b/conf/.env
index 58d981c..e97e9b8 100644
--- a/conf/.env
+++ b/conf/.env
@@ -185,7 +185,7 @@ EXPECT_SECURE_URL=false
 # Amazon SES is not supported.
 # log = drop mails in the logs instead of sending them
 # array = debug mailer that does nothing.
-MAIL_MAILER=
+MAIL_MAILER=log
 
 # where to send the report?
 MAIL_DESTINATION=noreply@example.com