diff --git a/swh/web/ui/main.py b/swh/web/ui/main.py
index 9d932cbe..642ec70b 100644
--- a/swh/web/ui/main.py
+++ b/swh/web/ui/main.py
@@ -1,65 +1,66 @@
 # Copyright (C) 2015  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
 
 from flask import Flask
 
 from swh.core import config
 
 DEFAULT_CONFIG = {
     'storage_args': ('list[str]', ['http://localhost:5000/']),
     'storage_class': ('str', 'remote_storage'),
     'log_dir': ('string', '/tmp/swh/log'),
     'debug': ('bool', None),
     'host': ('string', '127.0.0.1'),
     'port': ('int', 6543),
     'secret_key': ('string', 'development key'),
 }
 
 
 # api's definition
 app = Flask(__name__)
 
 
 def read_config(config_file):
     """Read the configuration file `config_file`, update the app with
        parameters (secret_key, conf) and return the parsed configuration as a
        dict"""
 
     conf = config.read(config_file, DEFAULT_CONFIG)
     config.prepare_folders(conf, 'log_dir')
 
     if conf['storage_class'] == 'remote_storage':
         from swh.storage.api.client import RemoteStorage as Storage
     else:
         from swh.storage import Storage
 
     conf['storage'] = Storage(*conf['storage_args'])
 
     return conf
 
 
 def run_from_webserver(environ, start_response):
     """Run the WSGI app from the webserver, loading the configuration."""
 
     config_path = '/etc/softwareheritage/webapp/webapp.ini'
 
     conf = read_config(config_path)
 
     app.secret_key = conf['secret_key']
     app.config['conf'] = conf
 
-    handler = logging.StreamHandler()
-    app.logger.addHandler(handler)
+    logging.basicConfig(filename=os.path.join(conf['log_dir'], 'web-ui.log'),
+                        level=logging.INFO)
 
     return app(environ, start_response)
 
 
 def storage():
     """Return the current application's storage.
 
     """
     return app.config['conf']['storage']