diff --git a/config.py b/config.py
index 1888528..b5b9bfd 100644
--- a/config.py
+++ b/config.py
@@ -11,6 +11,9 @@ A2_REGISTRATION_CAN_DELETE_ACCOUNT = False
 SAML_SIGNATURE_PUBLIC_KEY = file('/etc/authentic2/cert.pem').read()
 SAML_SIGNATURE_PRIVATE_KEY = file('/etc/authentic2/key.pem').read()
 
+SUPANN_LDAP_EXTRA_ATTRIBUTES = filter(None,
+                                      os.environ.get('SUPANN_LDAP_EXTRA_ATTRIBUTES', '').split())
+
 LDAP_AUTH_SETTINGS = [
     {
         'url': os.environ['SUPANN_LDAP_URL'],
@@ -119,7 +122,7 @@ LDAP_AUTH_SETTINGS = [
             'userSMIMECertificate',
             'x121Address',
             'x500uniqueIdentifier',
-        ],
+        ] + SUPANN_LDAP_EXTRA_ATTRIBUTES,
         'attribute_mappings': (('mail', 'email'),),
         'mandatory_attributes_values': {
                 # edugain support
diff --git a/supann.conf b/supann.conf
index 61d4df7..b0aa95f 100644
--- a/supann.conf
+++ b/supann.conf
@@ -21,6 +21,10 @@ export SUPANN_LDAP_BASE_DN=dc=univ-test,dc=fr
 # Bind Password pour connexion à l'annuaire LDAP (optionnel)
 #
 # export SUPANN_LDAP_BINDPW=admin
+#
+# Autres attributs non SUPANN
+#
+# export SUPANN_LDAP_EXTRA_ATTRIBUTES="icEntite updBatiment"
 
 # Données de fédération
 # Prod