diff --git a/ripd/rip_northbound.c b/ripd/rip_northbound.c
index e0ddb9c468..f8a7f5dc67 100644
--- a/ripd/rip_northbound.c
+++ b/ripd/rip_northbound.c
@@ -103,12 +103,12 @@ static int ripd_instance_destroy(enum nb_event event,
 static const void *ripd_instance_get_next(const void *parent_list_entry,
 					  const void *list_entry)
 {
-	const struct rip *rip = list_entry;
+	struct rip *rip = (struct rip *)list_entry;
 
 	if (list_entry == NULL)
 		rip = RB_MIN(rip_instance_head, &rip_instances);
 	else
-		rip = RB_NEXT(rip_instance_head, (struct rip *)rip);
+		rip = RB_NEXT(rip_instance_head, rip);
 
 	return rip;
 }
diff --git a/ripngd/ripng_northbound.c b/ripngd/ripng_northbound.c
index cbf62c53ff..588f6db037 100644
--- a/ripngd/ripng_northbound.c
+++ b/ripngd/ripng_northbound.c
@@ -105,12 +105,12 @@ static int ripngd_instance_destroy(enum nb_event event,
 static const void *ripngd_instance_get_next(const void *parent_list_entry,
 					    const void *list_entry)
 {
-	const struct ripng *ripng = list_entry;
+	struct ripng *ripng = (struct ripng *)list_entry;
 
 	if (list_entry == NULL)
 		ripng = RB_MIN(ripng_instance_head, &ripng_instances);
 	else
-		ripng = RB_NEXT(ripng_instance_head, (struct ripng *)ripng);
+		ripng = RB_NEXT(ripng_instance_head, ripng);
 
 	return ripng;
 }