diff --git a/fsevents.go b/fsevents.go
index 6ff0797..fd0bd86 100644
--- a/fsevents.go
+++ b/fsevents.go
@@ -158,7 +158,9 @@ func (es *EventStream) Start() {
 	// in C callback
 	cbInfo := registry.Add(es)
 	es.registryID = cbInfo
-	es.uuid = GetDeviceUUID(es.Device)
+	if es.Device != 0 {
+		es.uuid = GetDeviceUUID(es.Device)
+	}
 	es.start(es.Paths, cbInfo)
 }