diff --git a/client.py b/client.py
index 859a31993c54a564624a2611521f708efe07c945..efe301528c8549d0e35ad856062ec82000965cf5 100755
--- a/client.py
+++ b/client.py
@@ -259,8 +259,8 @@ class simple_memoize(object):
            mais il faudra s'en préoccuper si un jour on veut changer le comportement."""
         if self.val == None:
             self.val = self.f(*args, **kwargs)
-        # On évite de tout deepcopier. Typiquement, un subprocess.Popen
-        # ne devrait pas l'être (comme dans get_keep_alive_connection)
+        # On évite de tout deepcopier. Typiquement, un SSHClient
+        # ne devrait pas l'être (comme dans create_ssh_client)
         if type(self.val) in [dict, list]:
             return copy.deepcopy(self.val)
         else:
diff --git a/clientconfig.example.py b/clientconfig.example.py
index 13ba00053a782bc583af417fc4edb1086f96fdee..78b061f9a420f6016e35c245e1cd024ddd0099cf 100755
--- a/clientconfig.example.py
+++ b/clientconfig.example.py
@@ -31,7 +31,6 @@ servers = {
     'localhost': {
         'host': 'localhost',
         'remote_cmd': distant_cmd,
-        'keep-alive': True, # <-- experimental, n'ouvre qu'une connexion
     },
     'ovh': {
         'host': 'soyouz.crans.org',
diff --git a/clientconfigs/crans/clientconfig.py b/clientconfigs/crans/clientconfig.py
index 2ccc13131b2de46fda1b09b59c1a8a4a95a86af6..1e228268372f07f44e5d5315ac6e942d4dcbcbf1 100644
--- a/clientconfigs/crans/clientconfig.py
+++ b/clientconfigs/crans/clientconfig.py
@@ -34,7 +34,6 @@ servers = {
     'localhost': {
         'host': 'localhost',
         'remote_cmd': distant_cmd,
-        'keep-alive': True, # <-- experimental, n'ouvre qu'une connexion
     },
     'ovh': {
         'host': 'soyouz.crans.org',
diff --git a/clientconfigs/tudor/clientconfig.py b/clientconfigs/tudor/clientconfig.py
index 99826944d0625816ec4240d01c58445e131aea3a..3f3e6886d40a2367c17c7c65b7aa07eeb3e1dbf1 100644
--- a/clientconfigs/tudor/clientconfig.py
+++ b/clientconfigs/tudor/clientconfig.py
@@ -15,21 +15,17 @@ servers = {
     'default': {
         'host': '',
         'remote_cmd': ['/home/dstan/cranspasswords/serverconfigs/tudor/cpasswords-server', ],
-        'keep-alive': True,
     },
     'gladys': {
         'host': 'home.b2moo.fr',
         'remote_cmd': ['/home/dstan/cranspasswords/serverconfigs/tudor/cpasswords-server', ],
-        'keep-alive': True,
     },
     'gladys-home': {
         'host': 'gladys.home',
         'remote_cmd': ['/home/dstan/cranspasswords/serverconfigs/tudor/cpasswords-server', ],
-        'keep-alive': True,
     },
     'pimeys': {
         'host': 'pimeys.fr',
         'remote_cmd': ['sudo', '-n', '/usr/local/bin/cranspasswords-server', ],
-        'keep-alive': True,
     },
 }