diff --git a/routers/repo/modelarts.go b/routers/repo/modelarts.go
index 1dca0155b..6a2974294 100755
--- a/routers/repo/modelarts.go
+++ b/routers/repo/modelarts.go
@@ -285,7 +285,6 @@ func NotebookShow(ctx *context.Context) {
 		}
 	}
 
-	datasetDownloadLink := ""
 	datasetDownload := make([]models.DatasetDownload, 0)
 	if ctx.IsSigned {
 		if task.Uuid != "" && task.UserID == ctx.User.ID {
@@ -293,10 +292,9 @@ func NotebookShow(ctx *context.Context) {
 			for _, uuidStr := range uuidList {
 				attachment, err := models.GetAttachmentByUUID(uuidStr)
 				if err == nil {
-					datasetDownloadLink = datasetDownloadLink + attachment.S3DownloadURL()
 					datasetDownload = append(datasetDownload, models.DatasetDownload{
 						DatasetName:         attachment.Name,
-						DatasetDownloadLink: datasetDownloadLink,
+						DatasetDownloadLink: attachment.S3DownloadURL(),
 					})
 				}
 			}
@@ -335,7 +333,6 @@ func NotebookShow(ctx *context.Context) {
 		task.TrainJobDuration = models.ConvertDurationToStr(task.Duration)
 	}
 	ctx.Data["duration"] = task.TrainJobDuration
-	ctx.Data["datasetDownloadLink"] = datasetDownloadLink
 	ctx.Data["datasetDownload"] = datasetDownload
 	ctx.Data["task"] = task
 	ctx.Data["ID"] = ID