peerconn_test.go | 2 +-

diff --git a/peerconn_test.go b/peerconn_test.go
index a107976b27a88cc30c5e1afa744cb0e948bdb7d5..e294b6b620590de33886514facd5bfd46cae9bc6 100644
--- a/peerconn_test.go
+++ b/peerconn_test.go
@@ -279,7 +279,7 @@ 	if utp {
 		pc.Network = "udp"
 	}
 	if ipv6 {
-		pc.RemoteAddr = &net.TCPAddr{IP: net.ParseIP(fmt.Sprintf("::420"))}
+		pc.RemoteAddr = &net.TCPAddr{IP: net.ParseIP("::420")}
 	} else {
 		pc.RemoteAddr = &net.TCPAddr{IP: net.IPv4(1, 2, 3, 4)}
 	}