diff --git a/synapse/homeserver.yaml b/synapse/homeserver.yaml
index 5dec5c5..4be25be 100644
--- a/synapse/homeserver.yaml
+++ b/synapse/homeserver.yaml
@@ -65,10 +65,6 @@ email:
 
 ## TURN ##
 turn_uris: ["turn:turn.server-nb.de:3478?transport=udp", "turn:turn.server-nb.de:3478?transport=tcp"]
-# turn_uris: ["turn.server-nb.de:443?transport=udp", "turn:turn.server-nb.de:443?transport=tcp"]
-# https://gist.github.com/mondain/b0ec1cf5f60ae726202e
-# turn_uris: ["iphone-stun.strato-iphone.de:3478?transport=udp"]
 registration_shared_secret: "WXe9ew8vNsYhvprJgMZNfZurVM2W31hwtBiTevIDEMJ3TVSiHvueEIC"
-#turn_username: coturn
-#turn_password: FEUvmPGR2a27hW
+turn_user_lifetime: "1h"
 #turn_allow_guests: True