diff --git a/candle.go b/candle.go
index 792764f..11d4e73 100644
--- a/candle.go
+++ b/candle.go
@@ -455,7 +455,7 @@ func (cl *Candle) SetToKey(core *Core) ([]interface{}, error) {
 	tss := strconv.FormatInt(tsi, 10)
 	keyName := "candle" + cl.Period + "|" + cl.InstID + "|ts:" + tss
 	//过期时间：根号(当前candle的周期/1分钟)*10000
-
+	cl.LastUpdate = time.Now()
 	dt, err := json.Marshal(cl)
 	exp, err := core.PeriodToMinutes(cl.Period)
 	if err != nil {
diff --git a/maX.go b/maX.go
index e4410ee..b2edd1a 100644
--- a/maX.go
+++ b/maX.go
@@ -38,6 +38,7 @@ type WillMX struct {
 func (mx MaX) SetToKey(cr *Core) ([]interface{}, error) {
 	// fmt.Println(utils.GetFuncName(), " step1 ", mx.InstID, " ", mx.Period)
 	mx.Timestamp, _ = Int64ToTime(mx.Ts)
+	mx.LastUpdate = time.Now()
 	cstr := strconv.Itoa(mx.Count)
 	tss := strconv.FormatInt(mx.Ts, 10)
 	//校验时间戳是否合法