diff --git a/bioimageio_collection_backoffice/remote_collection.py b/bioimageio_collection_backoffice/remote_collection.py
index 60e689fa..27e7caca 100644
--- a/bioimageio_collection_backoffice/remote_collection.py
+++ b/bioimageio_collection_backoffice/remote_collection.py
@@ -29,8 +29,6 @@
 from bioimageio.spec import ValidationContext
 from bioimageio.spec.common import HttpUrl
 from bioimageio.spec.utils import (
-    download,
-    get_sha256,
     identify_bioimageio_yaml_file_name,
     is_valid_bioimageio_yaml_name,
 )