diff --git a/README.md b/README.md
index 1db5ae5b14f749cf3b24e181e78f81f77797b73f..4a4605ba11f807c4668d1c8ed8de8853320fcb4c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,10 @@
 # go-reuseport
 
-[![travisbadge](https://travis-ci.org/libp2p/go-reuseport.svg)](https://travis-ci.org/libp2p/go-reuseport)
+[![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](https://protocol.ai)
+[![](https://img.shields.io/badge/project-libp2p-blue.svg?style=flat-square)](https://libp2p.io/)
+[![](https://img.shields.io/badge/freenode-%23libp2p-blue.svg?style=flat-square)](https://webchat.freenode.net/?channels=%23libp2p)
+[![codecov](https://codecov.io/gh/libp2p/go-reuseport/branch/master/graph/badge.svg)](https://codecov.io/gh/libp2p/go-reuseport)
+[![Travis CI](https://travis-ci.org/libp2p/go-reuseport.svg?branch=master)](https://travis-ci.org/libp2p/go-reuseport)
 
 **NOTE:** This package REQUIRES go >= 1.11.
 
diff --git a/interface.go b/interface.go
index 381710a2a8ded627c6ac69717635076ce5603711..64b48af8fc58029158347ade9a819dfda06c8f0d 100644
--- a/interface.go
+++ b/interface.go
@@ -49,7 +49,7 @@ func ListenPacket(network, address string) (net.PacketConn, error) {
 }
 
 // Dial dials the given network and address. see net.Dialer.Dial
-// Returns a net.Conn created from a file discriptor for a socket
+// Returns a net.Conn created from a file descriptor for a socket
 // with SO_REUSEPORT and SO_REUSEADDR option set.
 func Dial(network, laddr, raddr string) (net.Conn, error) {
 	nla, err := ResolveAddr(network, laddr)
diff --git a/old_go_warning.go b/old_go_warning.go
deleted file mode 100644
index 835d53c28f8be9e387171e4ec02cbeff85a11d26..0000000000000000000000000000000000000000
--- a/old_go_warning.go
+++ /dev/null
@@ -1,6 +0,0 @@
-// +build !go1.11
-
-"go-reuseport requires go >= 1.11"
-
-;
-
diff --git a/reuse_test.go b/reuse_test.go
index a7ca69d155483388a556fc7492ce1d9e49d86745..883f89e8cfe77ba52a5a22c59e65c80560871932 100644
--- a/reuse_test.go
+++ b/reuse_test.go
@@ -6,6 +6,9 @@ import (
 	"strings"
 	"testing"
 
+	"github.com/pkg/errors"
+	"github.com/stretchr/testify/assert"
+
 	"github.com/stretchr/testify/require"
 )
 
@@ -43,3 +46,10 @@ func TestListenPacketWildcardAddress(t *testing.T) {
 	require.NoError(t, err)
 	pc.Close()
 }
+
+func TestErrorWhenDialUnresolvable(t *testing.T) {
+	_, err := Dial("asd", "127.0.0.1:1234", "127.0.0.1:1234")
+	assert.IsType(t, net.UnknownNetworkError(""), errors.Cause(err))
+	_, err = Dial("tcp", "a.b.c.d:1234", "a.b.c.d:1235")
+	assert.Error(t, err)
+}