diff --git a/install/usr/share/swarmlab.io/sec/project/bin/swarmlab-nmap b/install/usr/share/swarmlab.io/sec/project/bin/swarmlab-nmap
index b739754..5f54ecf 100755
--- a/install/usr/share/swarmlab.io/sec/project/bin/swarmlab-nmap
+++ b/install/usr/share/swarmlab.io/sec/project/bin/swarmlab-nmap
@@ -2,5 +2,5 @@
 
 #ip=`nslookup hybrid-mpi_master_1.hybrid-mpi_hybrid-mpi | grep Addr | cut -d':' -f2 | grep -v 127.0.`
 ip=`nslookup $NODENAME | grep Addr | cut -d':' -f2 | grep -v 127.0.`
-nmap -sn -oG - $ip/24 | grep Up | cut -d ' ' -f 2
+nmap -sn -oG - $ip/24 | grep Up | grep $NODENETWORK | cut -d ' ' -f 2