diff --git a/lc_ldap.py b/lc_ldap.py
index 0065c91..b37e49e 100644
--- a/lc_ldap.py
+++ b/lc_ldap.py
@@ -130,14 +130,19 @@ class lc_ldap(ldap.ldapobject.LDAPObject):
         machines = []
         # On récupère tous les objets ldap et on les met dans un dico
         # (proxying de la base ldap)
-        for dn, attrs in self.search_s(base_dn, scope=2):
-            res[dn] = attrs
+        for dn, attrs in self.search_s(base_dn, scope=2): #on fait tout dans une seule boucle
+            #~ res[dn] = attrs
         # On crée la liste des machines
-        for dn, attrs in res.items():
+        #~ for dn, attrs in res.items():
             if dn.startswith('mid='):
                 m = new_cransldapobject(self, dn, ldif = attrs)
                 parent_dn = dn.split(',', 1)[1]
-                m._proprio = new_cransldapobject(self, parent_dn, res[parent_dn])
+                if not parent.has_key(parent_dn):
+                    parent[parent_dn]=adherent(self, dn,machines= [ new_cransldapobject(self, dn,ldif=attrs)]) # on utilise pas new_cransldapobject pour optimiser les appel ldap (on passe la liste des machines)
+                else:
+                    parent[parent_dn]._machines.append(new_cransldapobject(self, dn,ldif=attrs))
+                #~ m._proprio = new_cransldapobject(self, parent_dn, res[parent_dn],opt=machine_proprio[parent_dn])
+                m._proprio = parent[parent_dn]
                 machines.append(m)
         return machines
 
@@ -415,9 +420,9 @@ class proprio(CransLdapObject):
     ofields = []
     xfields = []
 
-    def __init__(self, conn, dn, mode='ro', ldif = None):
+    def __init__(self, conn, dn, mode='ro', ldif = None, machines=[]):
         super(proprio, self).__init__(conn, dn, mode, ldif)
-        self._machines = []
+        self._machines = machines
 
     def machines(self):
         if not self._machines: