diff --git a/collector.go b/collector.go
index 60f205b..07edbe0 100644
--- a/collector.go
+++ b/collector.go
@@ -20,7 +20,7 @@ var (
 type Collector struct {
 	scheduler *s.Scheduler
 	cm        cm.ConfigManager
-	dataCh chan interface{}
+	dataCh    chan interface{}
 }
 
 func Start(started chan bool, dataCh chan interface{}, conf cm.ConfigManager) {
@@ -42,8 +42,6 @@ func GetInstance() *Collector {
 	return instance
 }
 
-
-
 func (c *Collector) start(started chan bool, conf cm.ConfigManager) {
 	go func() {
 		c.cm = conf
@@ -59,7 +57,6 @@ func (c *Collector) start(started chan bool, conf cm.ConfigManager) {
 	}()
 }
 
-
 func (c *Collector) stop() {
 	c.scheduler.RemoveAllSchedule()
 	c.scheduler.Stop()
@@ -107,8 +104,12 @@ func (c *Collector) removeSensor(id string) error {
 	return nil
 }
 
-func (c *Collector) updateSensor(id string) {
-	//update
+func (c *Collector) updateSensor(id string) error {
+	err := c.removeSensor(id)
+	if err != nil {
+		return err
+	}
+	return c.addSensor(id)
 }
 
 func AddSensor(id string) error {
@@ -119,10 +120,14 @@ func RemSensor(id string) error {
 	return GetInstance().removeSensor(id)
 }
 
+func UpdateSensor(id string) error {
+	return GetInstance().updateSensor(id)
+}
+
 func StartSensor(id string) error {
 	return GetInstance().scheduler.StartSchedule(id)
 }
 
 func StopSensor(id string) error {
 	return GetInstance().scheduler.StopSchedule(id)
-}
\ No newline at end of file
+}