diff --git a/main.go b/main.go
index ba1d5eb..7b6d867 100644
--- a/main.go
+++ b/main.go
@@ -9,7 +9,6 @@ import (
 
 	"github.com/songgao/packets/ethernet"
 	"github.com/songgao/water"
-	"github.com/songgao/water/waterutil"
 )
 
 func init() {
@@ -68,8 +67,8 @@ func testmain() {
 			log.Fatal(err)
 		}
 		frame = frame[:n]
-		log.Printf("Dst: %s %s\n", waterutil.IPv4Destination(frame), frame.Destination())
-		log.Printf("Src: %s %s\n", waterutil.IPv4Source(frame), frame.Source())
+
+		log.Printf("Dst: %s Src: %s\n", frame.Destination(), frame.Source())
 		log.Printf("Ethertype: % x\n", frame.Ethertype())
 		// log.Printf("Payload: % x\n", frame.Payload())