diff --git a/swh/lister/gnu/lister.py b/swh/lister/gnu/lister.py
index c7c6ad6..0e99a58 100644
--- a/swh/lister/gnu/lister.py
+++ b/swh/lister/gnu/lister.py
@@ -1,107 +1,107 @@
 # Copyright (C) 2019 the Software Heritage developers
 # License: GNU General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 import logging
 
 from swh.scheduler import utils
 from swh.lister.core.simple_lister import SimpleLister
 
 from swh.lister.gnu.models import GNUModel
 from swh.lister.gnu.tree import GNUTree
 
 
 logger = logging.getLogger(__name__)
 
 
 class GNULister(SimpleLister):
     MODEL = GNUModel
     LISTER_NAME = 'gnu'
     instance = 'gnu'
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.gnu_tree = GNUTree('https://ftp.gnu.org/tree.json.gz')
 
     def task_dict(self, origin_type, origin_url, **kwargs):
         """Return task format dict
 
         This is overridden from the lister_base as more information is
         needed for the ingestion task creation.
 
         This creates tasks with args and kwargs set, for example:
 
         .. code-block:: python
 
             args:
             kwargs: {
                 'url': 'https://ftp.gnu.org/gnu/3dldf/',
                 'artifacts': [{
                     'url': 'https://...',
                     'time': '2003-12-09T21:43:20+00:00',
                     'length': 128,
                     'version': '1.0.1',
                     'filename': 'something-1.0.1.tar.gz',
                 },
                 ...
                 ]
             }
 
         """
         artifacts = self.gnu_tree.artifacts[origin_url]
         return utils.create_task_dict(
             'load-%s' % origin_type,
             kwargs.get('policy', 'oneshot'),
             url=origin_url,
             artifacts=artifacts,
             retries_left=3,
         )
 
     def safely_issue_request(self, identifier):
         """Bypass the implementation. It's now the GNUTree which deals with
         querying the gnu mirror.
 
         As an implementation detail, we cannot change simply the base
         SimpleLister as other implementation still uses it. This shall be part
         of another refactoring pass.
 
         """
         return None
 
     def list_packages(self, response):
         """List the actual gnu origins (package name) with their name, url and
            associated tarballs.
 
         Args:
             response: Unused
 
         Returns:
             List of packages name, url, last modification time
 
             .. code-block:: python
                 [
                     {'name': '3dldf',
                      'url': 'https://ftp.gnu.org/gnu/3dldf/',
                      'time_modified': '2003-12-09T20:43:20+00:00'},
                     {'name': '8sync',
                      'url': 'https://ftp.gnu.org/gnu/8sync/',
                      'time_modified': '2016-12-06T02:37:10+00:00'},
                     ...
                 ]
 
         """
         return list(self.gnu_tree.projects.values())
 
     def get_model_from_repo(self, repo):
         """Transform from repository representation to model
 
         """
         return {
-            'uid': repo['name'],
+            'uid': repo['url'],
             'name': repo['name'],
             'full_name': repo['name'],
             'html_url': repo['url'],
             'origin_url': repo['url'],
             'time_last_updated': repo['time_modified'],
             'origin_type': 'tar',
         }