diff --git a/main.go b/main.go
index e7988d8..e38353b 100644
--- a/main.go
+++ b/main.go
@@ -79,7 +79,7 @@ func deleteConnection(c *gin.Context) {
 
 func eventsSubscribe(c *gin.Context) {
 	xaddr := c.Param("xaddr")
-	result, err := connections[xaddr].SubscribeEvents("http://172.16.19.230:8080/events/callback")
+	result, err := connections[xaddr].SubscribeEvents("http://172.16.19.230:8080/events/callback", "PT60S")
 	if err != nil {
 		c.JSON(http.StatusServiceUnavailable, gin.H{
 			"message": err.Error(),
diff --git a/onvif.go b/onvif.go
index eace733..f305332 100644
--- a/onvif.go
+++ b/onvif.go
@@ -86,9 +86,8 @@ func (c *Connection) GetDeviceInformation() (*device.GetDeviceInformationRespons
 
 func (c *Connection) SubscribeEvents(
 	consumerAddress event.AttributedURIType,
-	terminationTime xsd.String,
+	terminationTime xsd.String, // PT60S
 ) (*event.SubscribeResponse, error) {
-	//terminationTime := xsd.String("PT60S")
 	resp, err := c.Device.CallMethod(event.Subscribe{
 		ConsumerReference: &event.EndpointReferenceType{
 			Address: consumerAddress,