diff --git a/internal/entitys/chat_history.go b/internal/entitys/chat_history.go
index a95854c..092be7d 100644
--- a/internal/entitys/chat_history.go
+++ b/internal/entitys/chat_history.go
@@ -26,7 +26,7 @@ type ChatHistQuery struct {
 }
 
 type ChatHisQueryResponse struct {
-	HisID     int64    `gorm:"column:his_id;primaryKey;autoIncrement:true"	 json:"his_id"`
+	HisID     int64    `gorm:"column:his_id;primaryKey;autoIncrement:true" json:"his_id"`
 	SessionID string   `gorm:"column:session_id;not null" json:"session_id"`
 	Ques      string   `gorm:"column:ques;not null" json:"ques"`
 	Ans       string   `gorm:"column:ans;not null" json:"ans"`