diff --git a/machines/servo/services/ejabberd.nix b/machines/servo/services/ejabberd.nix
index fee7aae8..e5d995aa 100644
--- a/machines/servo/services/ejabberd.nix
+++ b/machines/servo/services/ejabberd.nix
@@ -43,6 +43,6 @@
       -
         port: 5269
         module: ejabberd_s2s_in
-        transport: tcp
+        starttls: true
   '';
 }