diff --git a/core/net/rpl/rpl-dag.c b/core/net/rpl/rpl-dag.c
index 07364e656..c7791d4ff 100644
--- a/core/net/rpl/rpl-dag.c
+++ b/core/net/rpl/rpl-dag.c
@@ -1285,6 +1285,9 @@ rpl_process_dio(uip_ipaddr_t *from, rpl_dio_t *dio)
     }
   }
 
+  /* Parent info has been updated, trigger rank recalculation */
+  p->flags |= RPL_PARENT_FLAG_UPDATED;
+
   PRINTF("RPL: preferred DAG ");
   PRINT6ADDR(&instance->current_dag->dag_id);
   PRINTF(", rank %u, min_rank %u, ",