diff --git a/machines/compute01/mastodon.nix b/machines/compute01/mastodon.nix
index f1784fe..1f2b1fe 100644
--- a/machines/compute01/mastodon.nix
+++ b/machines/compute01/mastodon.nix
@@ -9,8 +9,7 @@ in
 
     localDomain = host;
     smtp = {
-      fromAddress = "social@services.dgnum.eu";
-      createLocally = false;
+      fromAddress = "noreply@infra.dgnum.eu";
       host = "kurisu.lahfa.xyz";
       port = 465;
       user = "web-services@infra.dgnum.eu";
@@ -27,6 +26,8 @@ in
       # LOCAL_DOMAIN = "dgnum.eu";
       WEB_DOMAIN = host;
 
+      SMTP_TLS = "true";
+
       RAILS_LOG_LEVEL = "warn";
 
       # ObjectStorage configuration