diff --git a/tap.go b/tap.go
index 78f1096..1dc67ce 100644
--- a/tap.go
+++ b/tap.go
@@ -96,13 +96,16 @@ func (nc *NetCard) Run() {
 	// go nc.cli.run()
 	time.Sleep(time.Second)
 
-	log.Printf("ip addr add %s dev stap", config.Network.Self.Virt)
-	cmd := strings.Split(fmt.Sprintf("ip addr add %s  dev stap", config.Network.Self.Virt), " ")
+	cmdstr := fmt.Sprintf("ip addr add %s dev stap", config.Network.Self.Virt)
+	log.Println(cmdstr)
+	cmd := strings.Split(cmdstr, " ")
 	err := exec.Command(cmd[0], cmd[1:]...).Run()
 	if err != nil {
 		log.Panic(err)
 	}
-	cmd = strings.Split("ip link set dev stap up", " ")
+
+	cmdstr = "ip link set dev stap up"
+	cmd = strings.Split(cmdstr, " ")
 	err = exec.Command(cmd[0], cmd[1:]...).Run()
 	if err != nil {
 		log.Panic(err)