diff --git a/swh/web/config.py b/swh/web/config.py
index 59decdfe..c0013302 100644
--- a/swh/web/config.py
+++ b/swh/web/config.py
@@ -1,93 +1,93 @@
 # Copyright (C) 2017-2018  The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU Affero General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 from swh.core import config
 from swh.storage import get_storage
 from swh.indexer.storage import get_indexer_storage
 from swh.vault.api.client import RemoteVaultClient
 
 
 DEFAULT_CONFIG = {
     'allowed_hosts': ('list', []),
     'storage': ('dict', {
         'cls': 'remote',
         'args': {
             'url': 'http://127.0.0.1:5002/',
         },
     }),
     'indexer_storage': ('dict', {
         'cls': 'remote',
         'args': {
             'url': 'http://127.0.0.1:5007/',
         }
     }),
     'vault': ('string', 'http://127.0.0.1:5005/'),
     'log_dir': ('string', '/tmp/swh/log'),
-    'debug': ('bool', True),
+    'debug': ('bool', False),
     'host': ('string', '127.0.0.1'),
     'port': ('int', 5004),
     'secret_key': ('string', 'development key'),
     # do not display code highlighting for content > 1MB
     'content_display_max_size': ('int', 1024 * 1024),
     'throttling': ('dict', {
         'cache_uri': None,  # production: memcached as cache (127.0.0.1:11211)
                             # development: in-memory cache so None
         'scopes': {
             'swh_api': {
                 'limiter_rate': {
                     'default': '120/h'
                 },
                 'exempted_networks': ['127.0.0.0/8']
             },
             'swh_vault_cooking': {
                 'limiter_rate': {
                     'default': '120/h',
                     'GET': '60/m'
                 },
                 'exempted_networks': ['127.0.0.0/8']
             }
         }
     })
 }
 
 swhweb_config = {}
 
 
 def get_config(config_file='webapp/webapp'):
     """Read the configuration file `config_file`, update the app with
        parameters (secret_key, conf) and return the parsed configuration as a
        dict. If no configuration file is provided, return a default
        configuration."""
 
     if not swhweb_config:
         cfg = config.load_named_config(config_file, DEFAULT_CONFIG)
         swhweb_config.update(cfg)
         config.prepare_folders(swhweb_config, 'log_dir')
         swhweb_config['storage'] = get_storage(**swhweb_config['storage'])
         swhweb_config['vault'] = RemoteVaultClient(swhweb_config['vault'])
         swhweb_config['indexer_storage'] = get_indexer_storage(
             **swhweb_config['indexer_storage'])
     return swhweb_config
 
 
 def storage():
     """Return the current application's SWH storage.
 
     """
     return get_config()['storage']
 
 
 def vault():
     """Return the current application's SWH vault.
 
     """
     return get_config()['vault']
 
 
 def indexer_storage():
     """Return the current application's SWH indexer storage.
 
     """
     return get_config()['indexer_storage']