diff --git a/stream.go b/stream.go
index efc5f38..2f15adf 100755
--- a/stream.go
+++ b/stream.go
@@ -22,7 +22,7 @@ type Stream struct {
 	Base64     string      `json:"base64"`
 	Interval   int         `json:"interval"`
 	WatchAreas []WatchArea `json:"watchAreas"`
-	FileLock   sync.Mutex  `json:"lock"`
+	FileLock   sync.Mutex  `json:"-"`
 }
 
 // NewStream creates a new Stream Object