diff --git a/TestON/bin/cleanup.sh b/TestON/bin/cleanup.sh
index 2d78b1e..abeb2e9 100755
--- a/TestON/bin/cleanup.sh
+++ b/TestON/bin/cleanup.sh
@@ -1,6 +1,7 @@
-#!/bin/bash 
+#!/bin/bash
 # This script will kill any TestON, ssh, and Mininet sessions that are running.
 sudo kill -9 `ps -ef | grep "./cli.py" | grep -v grep | awk '{print $2}'`
 sudo kill -9 `ps -ef | grep "bin/teston" | grep -v grep | awk '{print $2}'`
 sudo kill -9 `ps -ef | grep "ssh -X" | grep -v grep | awk '{print $2}'`
 sudo mn -c
+sudo pkill -f mn.pid