diff --git a/swh/storage/archiver/copier.py b/swh/storage/archiver/copier.py
index e17a2f1bd..1832e2bd2 100644
--- a/swh/storage/archiver/copier.py
+++ b/swh/storage/archiver/copier.py
@@ -1,56 +1,56 @@
 # Copyright (C) 2015-2017  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 
 import logging
 
 from swh.objstorage.exc import ObjNotFoundError
 from swh.model import hashutil
 
 logger = logging.getLogger('archiver.worker.copier')
 
 
 class ArchiverCopier():
     """ This archiver copy some files into a remote objstorage
     in order to get a backup.
     """
     def __init__(self, source, destination, content_ids):
         """ Create a Copier for the archiver
 
         Args:
             source (ObjStorage): source storage to get the contents.
             destination (ObjStorage): Storage where the contents will
                 be copied.
             content_ids: list of content's id to archive.
         """
         self.source = source
         self.destination = destination
         self.content_ids = content_ids
 
     def run(self):
         """ Do the copy on the backup storage.
 
         Run the archiver copier in order to copy the required content
         into the current destination.
         The content which corresponds to the sha1 in self.content_ids
         will be fetched from the master_storage and then copied into
         the backup object storage.
 
         Returns:
             A boolean that indicates if the whole content have been copied.
         """
         try:
             for content_id in self.content_ids:
                 try:
                     content = self.source.get(content_id)
                 except ObjNotFoundError:
                     logging.error('content %s not found' %
                                   hashutil.hash_to_hex(content_id))
                     continue
                 self.destination.add(content, content_id)
         except Exception as e:
-            logging.error('Problem during copy: %s' % e)
+            logger.exception('Problem during copy: %s' % e)
             return False
         return True