diff --git a/tryton/config.py b/tryton/config.py
index c7588aa3c3..6fc335a44c 100644
--- a/tryton/config.py
+++ b/tryton/config.py
@@ -60,7 +60,6 @@ class ConfigManager(object):
             'login.login': 'admin',
             'login.server': 'localhost',
             'login.port': '8070',
-            'login.protocol': 'socket://',
             'login.db': False,
             'client.modepda': False,
             'client.toolbar': 'default',