diff --git a/core/net/rpl/rpl-dag.c b/core/net/rpl/rpl-dag.c
index ab1f8e002..9560553bf 100644
--- a/core/net/rpl/rpl-dag.c
+++ b/core/net/rpl/rpl-dag.c
@@ -184,7 +184,7 @@ nullify_parents(rpl_dag_t *dag, rpl_rank_t minimum_rank)
 {
   rpl_parent_t *p;
 
-  PRINTF("RPL: Removing parents (minimum rank %u)\n",
+  PRINTF("RPL: Nullifying parents (minimum rank %u)\n",
 	minimum_rank);
 
   p = nbr_table_head(rpl_parents);
@@ -547,7 +547,9 @@ rpl_add_parent(rpl_dag_t *dag, rpl_dio_t *dio, uip_ipaddr_t *addr)
    * Typically, the parent is added upon receiving a DIO. */
   const uip_lladdr_t *lladdr = uip_ds6_nbr_lladdr_from_ipaddr(addr);
 
-  PRINTF("RPL: rpl_add_parent lladdr %p\n", lladdr);
+  PRINTF("RPL: rpl_add_parent lladdr %p ", lladdr);
+  PRINT6ADDR(addr);
+  PRINTF("\n");
   if(lladdr != NULL) {
     /* Add parent in rpl_parents */
     p = nbr_table_add_lladdr(rpl_parents, (rimeaddr_t *)lladdr);
diff --git a/core/net/rpl/rpl-ext-header.c b/core/net/rpl/rpl-ext-header.c
index e2293c8ec..3d5938879 100644
--- a/core/net/rpl/rpl-ext-header.c
+++ b/core/net/rpl/rpl-ext-header.c
@@ -83,6 +83,7 @@ rpl_verify_header(int uip_ext_opt_offset)
   }
 
   if(UIP_EXT_HDR_OPT_RPL_BUF->flags & RPL_HDR_OPT_FWD_ERR) {
+    PRINTF("RPL: Forward error!\n");
     /* We should try to repair it by removing the neighbor that caused
        the packet to be forwareded in the first place. We drop any
        routes that go through the neighbor that sent the packet to