diff --git a/core/net/ipv6/Makefile.core-net-ipv6 b/core/net/ipv6/Makefile.core-net-ipv6
index 15a11dded..a8ca6875b 100644
--- a/core/net/ipv6/Makefile.core-net-ipv6
+++ b/core/net/ipv6/Makefile.core-net-ipv6
@@ -2,6 +2,7 @@ core-net-ipv6_src = \
 sicslowpan.c  uip-ds6.c      uip-ds6-route.c  uip-nd6.c \
 uip6.c	      uip-ds6-nbr.c  uip-icmp6.c
 
-MODULES += core/net core/net/ip
+MODULES += core/net core/net/ip core/net/rpl
 include $(CONTIKI)/core/net/Makefile.core-net
 include $(CONTIKI)/core/net/ip/Makefile.core-net-ip
+include $(CONTIKI)/core/net/rpl/Makefile.core-net-rpl