diff --git a/runwait/run_wait.go b/runwait/run_wait.go
index 32bc38ede..66315a8a4 100644
--- a/runwait/run_wait.go
+++ b/runwait/run_wait.go
@@ -7,12 +7,12 @@ package main
 // 	"github.com/simple-rules/harmony-benchmark/waitnode"
 // )
 
-// func main() {
-// 	ip := flag.String("ip", "127.0.0.0", "IP of the node")
-// 	port := flag.String("port", "8080", "port of the node")
-// 	flag.Parse()
-// 	peer := p2p.Peer{Ip: *ip, Port: *port}
-// 	idcpeer := p2p.Peer{Ip: "localhost", Port: "9000"} //Hardcoded here.
-// 	node := waitnode.New(peer)
-// 	node.ConnectIdentityChain(idcpeer)
-// }
+func main() {
+	// 	ip := flag.String("ip", "127.0.0.0", "IP of the node")
+	// 	port := flag.String("port", "8080", "port of the node")
+	// 	flag.Parse()
+	// 	peer := p2p.Peer{Ip: *ip, Port: *port}
+	// 	idcpeer := p2p.Peer{Ip: "localhost", Port: "9000"} //Hardcoded here.
+	// 	node := waitnode.New(peer)
+	// 	node.ConnectIdentityChain(idcpeer)
+}
diff --git a/utils/utils.go b/utils/utils.go
index c5e29503e..4097edf35 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -21,6 +21,7 @@ func ConvertFixedDataIntoByteArray(data interface{}) []byte {
 	return buff.Bytes()
 }
 
+// TODO(minhdoan): this is probably a hack, probably needs some strong non-collision hash.
 func GetUniqueIdFromPeer(peer p2p.Peer) uint16 {
 	reg, err := regexp.Compile("[^0-9]+")
 	if err != nil {