diff --git a/.env.sample b/.env.sample
index 5cf064b..908a8c4 100644
--- a/.env.sample
+++ b/.env.sample
@@ -24,6 +24,6 @@ COMPOSE_FILE="compose.yml"
 
 #COMPOSE_FILE="compose.yml:compose.turn.yml"
 #TURN_ENABLED=1
-#TURN_URIS=["turn:turn.example.com?transport=udp", "turn:turn.example.com?transport=tcp"]
+#TURN_URIS="[\"turns:coturn.foo.zone?transport=udp\", \"turns:coturn.foo.zone?transport=tcp\"]"
 #TURN_ALLOW_GUESTS=true
 #SECRET_TURN_SHARED_SECRET_VERSION=v1