@ -37,7 +37,7 @@ ifneq (,$(filter gnrc_rpl,$(USEMODULE)))
USEMODULE += fib
USEMODULE += gnrc_ipv6_router_default
USEMODULE += trickle
USEMODULE += vtimer
USEMODULE += xtimer
endif
ifneq (,$(filter trickle,$(USEMODULE)))