diff --git a/lc_ldap.py b/lc_ldap.py
index 05aad3f..0dab51f 100644
--- a/lc_ldap.py
+++ b/lc_ldap.py
@@ -65,7 +65,7 @@ uri = 'ldap://ldap.adm.crans.org/'
 base_dn = 'ou=data,dc=crans,dc=org'
 log_dn = "cn=log"
 admin_dn = "cn=admin,dc=crans,dc=org"
-
+invite_dn = 'ou=invites,ou=data,dc=crans,dc=org'
 # Protection contre les typos
 created = 'created'
 modified = 'modified'
@@ -461,6 +461,8 @@ def new_cransldapobject(conn, dn, mode='ro', ldif = None):
 
     if dn == base_dn:
         classe = AssociationCrans
+    elif dn == invite_dn:
+        classe = BaseInvites
     elif ldif:
         classe = globals()[ldif['objectClass'][0]]
     else:
@@ -932,9 +934,16 @@ class machine(CransLdapObject):
 class AssociationCrans(proprio):
     u""" Association crans (propriétaire particulier)."""
     def delete(self, comm, login):
-        raise EnvironmentError("Détruire le Crans ? Hum…")
+        raise EnvironmentError("Casser le Crans ? Hum…")
     pass
 
+class BaseInvites(proprio):
+   u"""Un artefact de la base ldap"""
+   def delete(self, comm, login):
+        raise EnvironmentError("Les pauvres invites")
+   pass
+
+
 class adherent(proprio):
     u"""Adhérent crans."""
     attribs = proprio.attribs + [attributs.aid, attributs.prenom, attributs.tel,