diff --git a/README.md b/README.md
index e29e262..1d564cb 100644
--- a/README.md
+++ b/README.md
@@ -37,9 +37,13 @@ Installation and configuration is documented under [synapse](synapse).
 
 # TURN
 
-We'll need a TURN server, and we'll use
+We may need a TURN server, and we'll use
 [coturn](https://github.com/coturn/coturn) for that.
 
+It's apparently also possible to use the built-in TURN server in Livekit,
+which we'll use if we use [Element Call](call). It's either/or, so make sure
+you pick the right approach.
+
 
 # Wiki