diff --git a/gestion/ldap_crans.py b/gestion/ldap_crans.py
index 1311adff..118a89e4 100755
--- a/gestion/ldap_crans.py
+++ b/gestion/ldap_crans.py
@@ -1579,7 +1579,11 @@ class machine(base_classes_crans) :
 	    # Machine vide
 	    self.__proprietaire = parent_or_tuple
 	    self.dn = parent_or_tuple.dn
-	    self._data={ 'objectClass' : [ 'machine' ] , 'canal' : ['11'], 'puissance' : ['33'] }
+	    self._data={ 'objectClass' : [ 'machine' ] }
+	    if typ == 'borne' :
+		# Valeurs par défaut
+		self._data['canal'] = '11'
+		self._data['puissance'] = '33'
 	    self._init_data={}
 	    self.__typ = typ
 	    self._modifiable = 'w'