diff --git a/radar/main.go b/radar/main.go
index 9172a5a..781702f 100644
--- a/radar/main.go
+++ b/radar/main.go
@@ -12,7 +12,7 @@ import (
 	"github.com/sirupsen/logrus"
 )
 
-var r radar_lib.Radar
+var r *radar_lib.Radar
 
 func init() {
 	r = radar_lib.New(config.C.Radar.Port, config.C.Radar.Baud)
diff --git a/radar_lib/main.go b/radar_lib/main.go
index 656861d..36f484e 100644
--- a/radar_lib/main.go
+++ b/radar_lib/main.go
@@ -74,7 +74,7 @@ var (
 	endSequence   = []byte{0x0D, 0x0A}
 )
 
-func New(port string, baudrate int) Radar {
+func New(port string, baudrate int) *Radar {
 	s, err := serial.Open(port, &serial.Mode{
 		BaudRate: baudrate,
 		DataBits: 8,
@@ -83,7 +83,7 @@ func New(port string, baudrate int) Radar {
 	if err != nil {
 		log.Fatal(err)
 	}
-	r := Radar{
+	r := &Radar{
 		port:                  s,
 		baudrate:              baudrate,
 		configResponseChannel: make(chan configResponse),
diff --git a/radar_lib/reader.go b/radar_lib/reader.go
index fc7f4c7..0c00794 100644
--- a/radar_lib/reader.go
+++ b/radar_lib/reader.go
@@ -62,6 +62,8 @@ func (r *Radar) decodeInput(buf []byte) {
 		log.Printf("Speed: %dkm/h (%s, Over: %s, Valid: %s)", buf[3], dir, overspeed, valid)
 		if r.speedHandler != nil {
 			r.speedHandler(int(buf[3]))
+		} else {
+			log.Printf("speedhandler = nil")
 		}
 		if overspeed == "yes" && valid == "yes" && r.handler != nil {
 			r.handler(int(buf[3]))