diff --git a/core/candle.go b/core/candle.go
index 3036e6c..791b294 100644
--- a/core/candle.go
+++ b/core/candle.go
@@ -20,7 +20,6 @@ import (
 
 type Candle struct {
 	core      *Core
-	Id        string `json:"_id"`
 	InstId    string
 	Period    string
 	Data      []interface{}
diff --git a/tunas b/tunas
index d5ca75e..6706bbd 100755
Binary files a/tunas and b/tunas differ