diff --git a/lib/commands.py b/lib/commands.py
index 8dc950946..6948d5814 100644
--- a/lib/commands.py
+++ b/lib/commands.py
@@ -806,7 +806,7 @@ argparse._SubParsersAction.__call__ = subparser_call
 
 
 def add_network_options(parser):
-    parser.add_argument("-1", "--oneserver", action="store_true", dest="oneserver", default=False, help="connect to one server only")
+    parser.add_argument("-1", "--oneserver", action="store_true", dest="oneserver", default=None, help="connect to one server only")
     parser.add_argument("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is either t (tcp) or s (ssl)")
     parser.add_argument("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")