--- zone2ldap/zone2ldap.c.ldapv3	2006-05-02 16:01:27.000000000 -0300
+++ zone2ldap/zone2ldap.c	2006-05-02 16:08:23.000000000 -0300
@@ -796,6 +796,7 @@
 init_ldap_conn ()
 {
   int result;
+  int protocol = LDAP_VERSION3;
   char ldb_tag[]="LDAP Bind";
   conn = ldap_open (ldapsystem, LDAP_PORT);
   if (conn == NULL)
@@ -805,6 +806,7 @@
       exit (-1);
     }
 
+  ldap_set_option(conn, LDAP_OPT_PROTOCOL_VERSION, &protocol);
   result = ldap_simple_bind_s (conn, binddn, bindpw);
   ldap_result_check ("ldap_simple_bind_s", ldb_tag , result);
 }