diff --git a/odoo/sql_db.py b/odoo/sql_db.py
index d9046a8b5987d..c36fa178aa08e 100644
--- a/odoo/sql_db.py
+++ b/odoo/sql_db.py
@@ -500,7 +500,8 @@ def __exit__(self, exc_type, exc_value, traceback):
             self._cursor.__exit__(exc_type, exc_value, traceback)
 
 class PsycoConnection(psycopg2.extensions.connection):
-    pass
+    def lobject(*args, **kwargs):
+        pass
 
 class ConnectionPool(object):
     """ The pool of connections to database(s)