diff --git a/modules/grampus/grampus.go b/modules/grampus/grampus.go
index b5d853d8b..b81daaa02 100755
--- a/modules/grampus/grampus.go
+++ b/modules/grampus/grampus.go
@@ -128,7 +128,7 @@ func getDatasetGPUGrampus(datasetInfos map[string]models.DatasetInfo) []models.G
 			Name:          datasetInfo.FullName,
 			Bucket:        setting.Attachment.Minio.Bucket,
 			EndPoint:      setting.Attachment.Minio.Endpoint,
-			ObjectKey:     datasetInfo.DataLocalPath + "/" + datasetInfo.FullName,
+			ObjectKey:     datasetInfo.DataLocalPath,
 			ReadOnly:      true,
 			ContainerPath: "/dataset/" + datasetInfo.Name,
 		})