1 files changed, 2 insertions, 0 deletions

diff --git a/ymir.nix b/ymir.nix
index 74f4e168..f3764391 100644
--- a/ymir.nix
+++ b/ymir.nix
@@ -211,6 +211,8 @@ in rec {
       custom_alias_file="/etc/prosody/aliases"
       custom_alias_secret_file="/etc/prosody/alias_secret"
 
+      s2s_secure_auth = true
+
       Component "alias.xmpp.li"
         Include "/etc/prosody/alias.xmpp.li.cfg.lua"
     '';