diff --git a/conf/.env b/conf/.env
index c360ae8..322bb89 100644
--- a/conf/.env
+++ b/conf/.env
@@ -117,7 +117,7 @@ COOKIE_SECURE=false
 # If you want Firefly III to mail you, update these settings
 # For instructions, see: https://docs.firefly-iii.org/advanced-installation/email
 # If you use Docker or similar, you can set these variables from a file by appending them with _FILE
-MAIL_MAILER=smtp
+MAIL_MAILER=sendmail
 MAIL_HOST=127.0.0.1
 MAIL_PORT=25
 MAIL_FROM=__EMAIL__
@@ -326,4 +326,4 @@ FIREFLY_III_LAYOUT=v1
 #
 # If you're stuck I understand you get desperate but look SOMEWHERE ELSE.
 #
-APP_URL=http://__DOMAIN____PATH__
\ No newline at end of file
+APP_URL=http://__DOMAIN____PATH__