diff --git a/drivers/doubao/driver.go b/drivers/doubao/driver.go
index b847ffa9..04f74325 100644
--- a/drivers/doubao/driver.go
+++ b/drivers/doubao/driver.go
@@ -55,9 +55,9 @@ func (d *Doubao) List(ctx context.Context, dir model.Obj, args model.ListArgs) (
 				ID:       child.ID,
 				Path:     child.ParentID,
 				Name:     child.Name,
-				Size:     int64(child.Size),
-				Modified: time.Unix(int64(child.UpdateTime), 0),
-				Ctime:    time.Unix(int64(child.CreateTime), 0),
+				Size:     child.Size,
+				Modified: time.Unix(child.UpdateTime, 0),
+				Ctime:    time.Unix(child.CreateTime, 0),
 				IsFolder: child.NodeType == 1,
 			},
 			Key: child.Key,
diff --git a/drivers/doubao/types.go b/drivers/doubao/types.go
index f9611d86..2dc5a61d 100644
--- a/drivers/doubao/types.go
+++ b/drivers/doubao/types.go
@@ -22,15 +22,15 @@ type NodeInfo struct {
 	Name                string `json:"name"`
 	Key                 string `json:"key"`
 	NodeType            int    `json:"node_type"` // 0: 文件, 1: 文件夹
-	Size                int    `json:"size"`
+	Size                int64  `json:"size"`
 	Source              int    `json:"source"`
 	NameReviewStatus    int    `json:"name_review_status"`
 	ContentReviewStatus int    `json:"content_review_status"`
 	RiskReviewStatus    int    `json:"risk_review_status"`
 	ConversationID      string `json:"conversation_id"`
 	ParentID            string `json:"parent_id"`
-	CreateTime          int    `json:"create_time"`
-	UpdateTime          int    `json:"update_time"`
+	CreateTime          int64  `json:"create_time"`
+	UpdateTime          int64  `json:"update_time"`
 }
 
 type GetFileUrlResp struct {