diff --git a/debian/control b/debian/control
index f933007..670467b 100644
--- a/debian/control
+++ b/debian/control
@@ -1,24 +1,24 @@
 Source: swh-indexer
 Maintainer: Software Heritage developers <swh-devel@inria.fr>
 Section: python
 Priority: optional
 Build-Depends: debhelper (>= 9),
                dh-python,
                python3-all,
                python3-nose,
                python3-setuptools,
                python3-swh.core (>= 0.0.27~),
-               python3-swh.storage (>= 0.0.69~),
+               python3-swh.storage (>= 0.0.70~),
                python3-swh.objstorage (>= 0.0.13~),
                python3-swh.scheduler (>= 0.0.9~),
                python3-chardet (>= 2.3.0~),
                python3-click,
                python3-pygments,
                python3-vcversioner
 Standards-Version: 3.9.6
 Homepage: https://forge.softwareheritage.org/diffusion/78/
 
 Package: python3-swh.indexer
 Architecture: all
 Depends: universal-ctags (>= 0.8~), ${misc:Depends}, ${python3:Depends}
 Description: Software Heritage Content Indexer
diff --git a/requirements.txt b/requirements.txt
index fa37ebe..c00e8a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,12 +1,12 @@
 # Add here external Python modules dependencies, one per line. Module names
 # should match https://pypi.python.org/pypi names. For the full spec or
 # dependency lines, see https://pip.readthedocs.org/en/1.1/requirements.html
 vcversioner
 pygments
 click
 chardet
 
 swh.core >= 0.0.27
-swh.storage >= 0.0.69
+swh.storage >= 0.0.70
 swh.objstorage >= 0.0.13
 swh.scheduler >= 0.0.9
diff --git a/swh/indexer/license.py b/swh/indexer/license.py
index 5ee2e3d..8091677 100644
--- a/swh/indexer/license.py
+++ b/swh/indexer/license.py
@@ -1,119 +1,119 @@
 # Copyright (C) 2016  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 click
 import subprocess
 
 from swh.core import hashutil
 
 from .indexer import BaseIndexer, DiskIndexer
 
 
 def compute_license(tool, path):
     """Determine license from file at path.
 
     Args:
         path: filepath to determine the license
 
     Returns:
         A dict with 'licenses' and 'path' key and corresponding
         values.
 
     """
     properties = subprocess.check_output([tool, path])
     if properties:
         res = properties.rstrip().split(b' contains license(s) ')
         licenses = res[1].split(b',')
 
         if licenses == [b'No_license_found']:
             licenses = []
 
         return {
             'licenses': licenses,
             'path': path
         }
 
 
 class ContentLicenseIndexer(BaseIndexer, DiskIndexer):
     """Indexer in charge of:
     - filtering out content already indexed
     - reading content from objstorage per the content's id (sha1)
     - computing {license, encoding} from that content
     - store result in storage
 
     """
     ADDITIONAL_CONFIG = {
         'workdir': ('str', '/tmp/swh/indexer.license'),
         'tool': ('str', '/usr/local/bin/nomossa')
     }
 
     CONFIG_BASE_FILENAME = 'indexer/license'
 
     def __init__(self):
         super().__init__()
         self.working_directory = self.config['workdir']
         self.tool = self.config['tool']
 
     def filter_contents(self, sha1s):
         """Filter out known sha1s and return only missing ones.
 
         """
-        # yield from self.storage.content_license_missing(sha1s)
-        pass
+        yield from self.storage.content_license_missing(sha1s)
 
     def index_content(self, sha1, content):
         """Index sha1s' content and store result.
 
         Args:
             sha1 (bytes): content's identifier
             content (bytes): raw content in bytes
 
         Returns:
             A dict, representing a content_license, with keys:
               - id (bytes): content's identifier (sha1)
               - license (bytes): license in bytes
               - path (bytes): path
 
         """
         filename = hashutil.hash_to_hex(sha1)
         content_path = self.write_to_temp(
             filename=filename,
             data=content)
 
         properties = compute_license(self.tool, path=content_path)
         properties.update({
             'id': sha1,
         })
 
+        self.log.info('Licenses: %s' % properties['licenses'])
+
         self.cleanup(content_path)
         return properties
 
     def persist_index_computations(self, results, policy_update):
         """Persist the results in storage.
 
         Args:
             results ([dict]): list of content_license, dict with the
             following keys:
               - id (bytes): content's identifier (sha1)
               - license (bytes): license in bytes
               - path (bytes): path
             policy_update ([str]): either 'update-dups' or 'ignore-dups' to
             respectively update duplicates or ignore them
 
         """
-        pass
-        # self.storage.content_license_add(
-        #     results, conflict_update=(policy_update == 'update-dups'))
+        self.storage.content_license_add(
+            results, conflict_update=(policy_update == 'update-dups'))
 
 
 @click.command(help='Compute license for path using tool')
 @click.option('--tool', default='nomossa', help="Path to tool")
 @click.option('--path', required=1, help="Path to execute index on")
 def main(tool, path):
     print(compute_license(tool, path))
 
 
 if __name__ == '__main__':
     main()