diff --git a/service/model/model_service.go b/service/model/model_service.go
index f88747c..0cce202 100644
--- a/service/model/model_service.go
+++ b/service/model/model_service.go
@@ -148,7 +148,7 @@ func (s *modelService) UpdateChatModel(ctx context.Context, req *dto.UpdateChatM
 	}
 	currentModel, err := dao.Model.Get(ctx, &entity.AsynchModel{
 		SQLBaseDO:   beans.SQLBaseDO{Creator: user.UserName},
-		IsChatModel: new(1),
+		IsChatModel: gconv.PtrInt(1),
 	})
 	if err != nil {
 		return err
@@ -187,7 +187,7 @@ func (s *modelService) GetIsChatModel(ctx context.Context) (*dto.GetIsChatModelR
 	}
 	model, err := dao.Model.Get(ctx, &entity.AsynchModel{
 		SQLBaseDO:   beans.SQLBaseDO{Creator: user.UserName},
-		IsChatModel: new(1),
+		IsChatModel: gconv.PtrInt(1),
 	})
 	if err != nil || model == nil {
 		return nil, err
@@ -205,7 +205,7 @@ func (s *modelService) clearUserChatModel(ctx context.Context) error {
 	}
 	model, err := dao.Model.Get(ctx, &entity.AsynchModel{
 		SQLBaseDO:   beans.SQLBaseDO{Creator: user.UserName},
-		IsChatModel: new(1),
+		IsChatModel: gconv.PtrInt(1),
 	})
 	if err != nil || model == nil {
 		return nil
@@ -225,7 +225,7 @@ func (s *modelService) checkChatModelUnique(ctx context.Context) error {
 	}
 	model, err := dao.Model.Get(ctx, &entity.AsynchModel{
 		SQLBaseDO:   beans.SQLBaseDO{Creator: user.UserName},
-		IsChatModel: new(1),
+		IsChatModel: gconv.PtrInt(1),
 	})
 	if err != nil {
 		return err