diff --git a/.well-known/mta-sts.txt b/.well-known/mta-sts.txt
index c250cee..ba81aca 100644
--- a/.well-known/mta-sts.txt
+++ b/.well-known/mta-sts.txt
@@ -1,10 +1,10 @@
 version: STSv1
-mode: enforce
+mode: none
 mx: in1-smtp.messagingengine.com
 mx: in2-smtp.messagingengine.com
 mx: route1.mx.cloudflare.net
 mx: route2.mx.cloudflare.net
 mx: route3.mx.cloudflare.net
 mx: *.mx.cloudflare.net
-max_age: 1209600
+max_age: 86400