diff --git a/README.md b/README.md
index f3f061a..88292e2 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # functional test:
 ```
 . /home/docker/turn.$(hostname)/env
-docker run -ti coturn/coturn turnutils_uclient -p 5349 -W $TURN_SECRET -v -y turn.$(hostname).
+docker run -ti coturn/coturn timeout -k 70 60 turnutils_uclient -p 5349 -W $TURN_SECRET -v -y turn.$(hostname).
 ```