diff --git a/_example/example-gui.go b/_example/example-gui.go
index 0787cfc..70c250b 100644
--- a/_example/example-gui.go
+++ b/_example/example-gui.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"crypto/tls"
 	"github.com/mattn/go-gtk/gtk"
 	"github.com/mattn/go-xmpp"
 	"log"
@@ -56,7 +57,7 @@ func main() {
 
 	dialog.AddButton(gtk.STOCK_OK, gtk.RESPONSE_OK)
 	dialog.AddButton(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL)
-	dialog.SetDefaultResponse(int(gtk.RESPONSE_OK))
+	dialog.SetDefaultResponse(gtk.RESPONSE_OK)
 	dialog.SetTransientFor(window)
 	dialog.ShowAll()
 	res := dialog.Run()
@@ -67,6 +68,11 @@ func main() {
 		os.Exit(0)
 	}
 
+	xmpp.DefaultConfig = tls.Config {
+		ServerName: "talk.google.com",
+		InsecureSkipVerify: false,
+	}
+
 	talk, err := xmpp.NewClient("talk.google.com:443", username_, password_, false)
 	if err != nil {
 		log.Fatal(err)
diff --git a/_example/example.go b/_example/example.go
index 3981192..e4834aa 100644
--- a/_example/example.go
+++ b/_example/example.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"bufio"
+	"crypto/tls"
 	"flag"
 	"fmt"
 	"github.com/mattn/go-xmpp"
@@ -17,6 +18,10 @@ var notls = flag.Bool("notls", false, "No TLS")
 var debug = flag.Bool("debug", false, "debug output")
 var session = flag.Bool("session", false, "use server session")
 
+func serverName(host string) string {
+	return strings.Split(host, ":")[0]
+}
+
 func main() {
 	flag.Usage = func() {
 		fmt.Fprintf(os.Stderr, "usage: example [options]\n")
@@ -28,6 +33,13 @@ func main() {
 		flag.Usage()
 	}
 
+	if !*notls {
+		xmpp.DefaultConfig = tls.Config {
+			ServerName: serverName(*server),
+			InsecureSkipVerify: false,
+		}
+	}
+
 	var talk *xmpp.Client
 	var err error
 	options := xmpp.Options{Host: *server,