diff --git a/attributs.py b/attributs.py
index fed20ac..467c44e 100644
--- a/attributs.py
+++ b/attributs.py
@@ -1369,7 +1369,7 @@ class blacklist(Attr):
     optional = True
     legend = u"Blackliste"
     category = 'info'
-    can_modify = [nounou]
+    can_modify = [nounou, bureau]
     ldap_name = "blacklist"
     python_type = dict