diff --git a/watch.go b/watch.go
index bd61357..efab421 100755
--- a/watch.go
+++ b/watch.go
@@ -10,7 +10,7 @@ import (
 	"time"
 )
 
-const timeLayout = "2006-01-02_15-4-5.jpg"
+const timeLayout = time.RFC3339Nano
 
 // WatchArea defines one or more areas that should be monitored for motion
 type WatchArea struct {