Update README.md
diff --git a/xos/configurations/cord-pod/README.md b/xos/configurations/cord-pod/README.md
index 1824ab6..c6511f7 100644
--- a/xos/configurations/cord-pod/README.md
+++ b/xos/configurations/cord-pod/README.md
@@ -37,7 +37,7 @@
 To bring up ONOS in this VM, log into the head node and run:
 ```
 $ ssh ubuntu@onos-cord
-ubuntu@onos-cord:~$ cd cord; docker-compose up -d
+ubuntu@onos-cord:~$ cd cord; sudo docker-compose up -d
 ```
 
 Currently it's also necessary to do some manual configuration on each compute