--- Lib/ldap/ldapobject.py.orig 2014-09-05 18:13:21.113628647 +0200
+++ Lib/ldap/ldapobject.py      2014-09-05 18:23:05.913107047 +0200
@@ -784,7 +784,7 @@
           self._restore_options()
           # StartTLS extended operation in case this was called before
           if self._start_tls:
-            self.start_tls_s()
+            SimpleLDAPObject.start_tls_s(self)
           # Repeat last simple or SASL bind
           self._apply_last_bind()
         except (ldap.SERVER_DOWN,ldap.TIMEOUT),e: