diff --git a/roles/matrix-server/templates/coturn/turnserver.conf.j2 b/roles/matrix-server/templates/coturn/turnserver.conf.j2
index 2298d1823..7aea813c7 100644
--- a/roles/matrix-server/templates/coturn/turnserver.conf.j2
+++ b/roles/matrix-server/templates/coturn/turnserver.conf.j2
@@ -1,4 +1,3 @@
-lt-cred-mech
 use-auth-secret
 static-auth-secret={{ matrix_coturn_turn_static_auth_secret }}
 realm=turn.{{ hostname_matrix }}