diff --git a/app/mix/dao/mongo.go b/app/mix/dao/mongo.go
index 8a5eab3c..d71d4805 100644
--- a/app/mix/dao/mongo.go
+++ b/app/mix/dao/mongo.go
@@ -1669,7 +1669,7 @@ func (m *Mongo) UpdateMoment(ctx *gin.Context, moment *dbstruct.Moment) error {
 	up := qmgo.M{
 		"$set": set,
 	}
-	err := col.UpdateId(ctx, moment.Id, up)
+	err := col.UpdateId(ctx, moment.GetId(), up)
 	return err
 }