diff --git a/pimd/pim_iface.c b/pimd/pim_iface.c
index f0c3266..72626ec 100644
--- a/pimd/pim_iface.c
+++ b/pimd/pim_iface.c
@@ -226,7 +226,7 @@
   pim_ifp = ifp->info;
   zassert(pim_ifp);
 
-  pim_if_dr_election(ifp); /* Done TODO T30 */
+  pim_if_dr_election(ifp); /* router's own DR Priority (addr) changes -- Done TODO T30 */
   pim_if_update_join_desired(pim_ifp); /* depends on DR */
   pim_if_update_could_assert(ifp); /* depends on DR */
   pim_if_update_my_assert_metric(ifp); /* depends on could_assert */