diff --git a/kamailio/dispatcher-role.cfg b/kamailio/dispatcher-role.cfg
index b8d9596..db979ce 100644
--- a/kamailio/dispatcher-role.cfg
+++ b/kamailio/dispatcher-role.cfg
@@ -52,6 +52,9 @@ route[DISPATCHER_CLASSIFY_SOURCE]
       ds_is_from_list(1, 3) ||
       ds_is_from_list(2, 3) ||
       ds_is_from_list(3, 3) ||
+      ds_is_from_list(51, 3) ||
+      ds_is_from_list(52, 3) ||
+      ds_is_from_list(53, 3) ||
       ds_is_from_list(10, 3) ||
       ds_is_from_list(20, 3)
     ) {