diff --git a/swh/core/tests/test_logger.py b/swh/core/tests/test_logger.py
index 240aac1..3d00693 100644
--- a/swh/core/tests/test_logger.py
+++ b/swh/core/tests/test_logger.py
@@ -1,50 +1,51 @@
-# Copyright (C) 2015  The Software Heritage developers
+# Copyright (C) 2015-2018  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
 import os
 
 import pytest
 
 from swh.core.logger import PostgresHandler
 
 from swh.core.tests import SQL_DIR
 
 DUMP_FILE = os.path.join(SQL_DIR, 'log-schema.sql')
 
 
 @pytest.fixture
 def swh_db_logger(postgresql_proc, postgresql):
 
     cursor = postgresql.cursor()
     with open(DUMP_FILE) as fobj:
         cursor.execute(fobj.read())
     postgresql.commit()
     modname = 'swh.core.tests.test_logger'
     logger = logging.Logger(modname, logging.DEBUG)
     dsn = 'postgresql://{user}@{host}:{port}/{dbname}'.format(
         host=postgresql_proc.host,
         port=postgresql_proc.port,
         user='postgres',
         dbname='tests')
     logger.addHandler(PostgresHandler(dsn))
     return logger
 
 
+@pytest.mark.db
 def test_log(swh_db_logger, postgresql):
     logger = swh_db_logger
     modname = logger.name
 
     logger.info('notice',
                 extra={'swh_type': 'test entry', 'swh_data': 42})
     logger.warning('warning')
 
     with postgresql.cursor() as cur:
         cur.execute('SELECT level, message, data, src_module FROM log')
         db_log_entries = cur.fetchall()
 
     assert ('info', 'notice', {'type': 'test entry', 'data': 42},
             modname) in db_log_entries
     assert ('warning', 'warning', {}, modname) in db_log_entries