diff --git a/supernode/daemon/mgr/cdn/path_util.go b/supernode/daemon/mgr/cdn/path_util.go
index cdbb99e3c..285e39910 100644
--- a/supernode/daemon/mgr/cdn/path_util.go
+++ b/supernode/daemon/mgr/cdn/path_util.go
@@ -69,13 +69,6 @@ func getMd5DataRaw(taskID string) *store.Raw {
 	}
 }
 
-func getParentRaw(taskID string) *store.Raw {
-	return &store.Raw{
-		Bucket: config.DownloadHome,
-		Key:    getParentKey(taskID),
-	}
-}
-
 func getHomeRaw() *store.Raw {
 	return &store.Raw{
 		Bucket: config.DownloadHome,
@@ -98,10 +91,5 @@ func deleteTaskFiles(ctx context.Context, cacheStore *store.Store, taskID string
 		return err
 	}
 
-	if err := cacheStore.Remove(ctx, getParentRaw(taskID)); err != nil &&
-		!store.IsKeyNotFound(err) {
-		return err
-	}
-
 	return nil
 }