diff --git a/devices/bme280/bme280_test.go b/devices/bme280/bme280_test.go
index ebc86bb..a4a3419 100644
--- a/devices/bme280/bme280_test.go
+++ b/devices/bme280/bme280_test.go
@@ -140,7 +140,7 @@ func TestCalibrationInt(t *testing.T) {
 //
 
 func Example() {
-	bus, err := i2c.New(-1)
+	bus, err := i2c.OpenByName("")
 	if err != nil {
 		log.Fatalf("failed to open I²C: %v", err)
 	}
diff --git a/devices/ds248x/ds248x_test.go b/devices/ds248x/ds248x_test.go
index 961c2a3..9c30040 100644
--- a/devices/ds248x/ds248x_test.go
+++ b/devices/ds248x/ds248x_test.go
@@ -32,7 +32,7 @@ func TestInit(t *testing.T) {
 
 func Example() {
 	// Open the I²C bus to which the DS248x is connected.
-	i2cBus, err := i2c.New(-1)
+	i2cBus, err := i2c.OpenByName("")
 	if err != nil {
 		fmt.Println(err)
 		return
@@ -72,7 +72,7 @@ func TestRecordInit(t *testing.T) {
 	}
 	host.Init()
 
-	i2cReal, err := i2c.New(-1)
+	i2cReal, err := i2c.OpenByName("")
 	if err != nil {
 		t.Fatal(err)
 	}
diff --git a/devices/ssd1306/ssd1306_test.go b/devices/ssd1306/ssd1306_test.go
index 1100863..5a11f14 100644
--- a/devices/ssd1306/ssd1306_test.go
+++ b/devices/ssd1306/ssd1306_test.go
@@ -77,7 +77,7 @@ func TestDraw1D(t *testing.T) {
 //
 
 func Example() {
-	bus, err := i2c.New(-1)
+	bus, err := i2c.OpenByName("")
 	if err != nil {
 		log.Fatalf("failed to open I²C: %v", err)
 	}