diff --git a/mini-pc/maddy/maddy.conf b/mini-pc/maddy/maddy.conf
index 0578e7b..87e151f 100644
--- a/mini-pc/maddy/maddy.conf
+++ b/mini-pc/maddy/maddy.conf
@@ -1,6 +1,7 @@
 hostname {env:MADDY_HOSTNAME}
 state_dir /data
 runtime_dir /run/maddy
+tls off
 
 smtp tcp://0.0.0.0:2525 {
     hostname {env:MADDY_HOSTNAME}