diff --git a/device.go b/device.go
index adba5064..b584f8ef 100644
--- a/device.go
+++ b/device.go
@@ -53,8 +53,8 @@ func (d *devices) Start() (errs []error) {
 	for _, device := range *d {
 		info := "Starting device " + device.Name()
 
-		if piner, ok := device.(Piner); ok {
-			info = info + " on pin " + piner.Pin()
+		if pinner, ok := device.(Pinner); ok {
+			info = info + " on pin " + pinner.Pin()
 		}
 
 		log.Println(info + "...")
diff --git a/driver.go b/driver.go
index 2a206688..f3f5ca59 100644
--- a/driver.go
+++ b/driver.go
@@ -7,6 +7,6 @@ type Driver interface {
 	Connection() Connection
 }
 
-type Piner interface {
+type Pinner interface {
 	Pin() string
 }