diff --git a/main.go b/main.go
index 48169a9b..fec6e9be 100644
--- a/main.go
+++ b/main.go
@@ -54,6 +54,7 @@ type Room struct {
 }
 
 var rooms = map[string]*Room{}
+var port string = "8000"
 
 func main() {
 	fmt.Println("Usage: ./game [debug]")
@@ -62,12 +63,15 @@ func main() {
 		indexFN = debugIndex
 		fmt.Println("Use debug version")
 	}
-	if len(os.Args) == 3 {
+	if len(os.Args) >= 3 {
 		if os.Args[2] == "overlord" {
 			IsOverlord = true
 		}
 		fmt.Println("Running as overlord ")
 	}
+	if len(os.Args) >= 4 {
+		port = os.Args[3]
+	}
 
 	rand.Seed(time.Now().UTC().UnixNano())
 	rooms = map[string]*Room{}
@@ -81,7 +85,7 @@ func main() {
 
 	if !IsOverlord {
 		fmt.Println("http://localhost:8000")
-		http.ListenAndServe(":8000", nil)
+		http.ListenAndServe(":"+port, nil)
 	} else {
 		fmt.Println("http://localhost:9000")
 		// Overlord expose one more path for handle overlord connections
@@ -480,7 +484,6 @@ func (s *Session) NewOverlordClient() {
 		func(resp WSPacket) (req WSPacket) {
 			log.Println("Received a sdp request from overlord")
 			log.Println("Start peerconnection from the sdp")
-
 			localSession, err := s.peerconnection.StartClient(resp.Data, width, height)
 			if err != nil {
 				log.Fatalln(err)
diff --git a/overlord.go b/overlord.go
index 1955ce69..06c90341 100644
--- a/overlord.go
+++ b/overlord.go
@@ -72,7 +72,7 @@ func wso(w http.ResponseWriter, r *http.Request) {
 		log.Println("Received a relay sdp request from a host")
 		// TODO: Abstract
 		if resp.TargetHostID != serverID {
-			log.Println("sending relay sdp to target host", resp.TargetHostID)
+			log.Println("sending relay sdp to target host", resp)
 			// relay SDP to target host and get back sdp
 			// TODO: Async
 			sdp := servers[resp.TargetHostID].syncSend(