diff --git a/models/questions.go b/models/questions.go
index b1c5b77..7dbc421 100644
--- a/models/questions.go
+++ b/models/questions.go
@@ -4,8 +4,9 @@ import "time"
 
 type Question struct {
 	Id            string `gorm:"primaryKey;type:varchar(36)"`
-	QuestionId    string `gorm:"type:varchar(36)"`
 	LessonId      string `gorm:"type:varchar(36)"`
+	QuestionId    string `gorm:"type:varchar(36)"`
+	ReplyId       string `gorm:"type:varchar(36)"`
 	Message       string `gorm:"type:text"`
 	Likes         uint16 `gorm:"type:smallint(5)"`
 	CreatorUserId string `gorm:"type:varchar(36)"`