diff --git a/tools/test/bin/onos-power b/tools/test/bin/onos-power
index 8b37c5d..fc684ca 100755
--- a/tools/test/bin/onos-power
+++ b/tools/test/bin/onos-power
@@ -13,22 +13,23 @@
 
 node=${1:-$OCI}
 cmd=${2:-on}
+user=${3:$(id -un)}
 
 if [ "$cmd" = "on" ]; then
     if [ -n "$HARD_POWER_OFF" -a $ONOS_CELL = "borrow" ]; then
-        curl -sS -X PUT "http://$CELL_WARDEN:4321/?cmd=powerOn&nodeIp=$node&user=$(id -un)"
+        curl -sS -X PUT "http://$CELL_WARDEN:4321/?cmd=powerOn&nodeIp=$node&user=$user"
     else
         onos-service $node start
     fi
 
 elif [ "$cmd" = "off" ]; then
     if [ -n "$HARD_POWER_OFF" -a $ONOS_CELL = "borrow" ]; then
-        curl -sS -X PUT "http://$CELL_WARDEN:4321/?cmd=powerOff&nodeIp=$node&user=$(id -un)"
+        curl -sS -X PUT "http://$CELL_WARDEN:4321/?cmd=powerOff&nodeIp=$node&user=$user"
     else
-        onos-die $node start
+        onos-die $node
     fi
 
 else
-    echo "usage: $(basename $0) node-ip {on|off}" >&2 && exit 1
+    echo "usage: $(basename $0) node-ip {on|off} user" >&2 && exit 1
 fi