diff --git a/example_test.go b/example_test.go
index 02bb183..a802cf2 100644
--- a/example_test.go
+++ b/example_test.go
@@ -32,7 +32,9 @@ func Example_config() {
 	// an access token and iniate a Transport that is
 	// authorized and authenticated the retrieved token.
 	var exchangeCode string
-	fmt.Scan(&exchangeCode)
+	if _, err = fmt.Scan(&exchangeCode); err != nil {
+		log.Fatal(err)
+	}
 	t, err := conf.NewTransportWithCode(exchangeCode)
 	if err != nil {
 		log.Fatal(err)