diff --git a/platform/exp5438/contiki-conf.h b/platform/exp5438/contiki-conf.h
index 1a45f50e5..17017c6c1 100644
--- a/platform/exp5438/contiki-conf.h
+++ b/platform/exp5438/contiki-conf.h
@@ -26,11 +26,11 @@
 #endif /* NETSTACK_CONF_RADIO */
 
 #ifndef NETSTACK_CONF_FRAMER
-#if WITH_UIP6
+#if NETSTACK_CONF_WITH_IPV6
 #define NETSTACK_CONF_FRAMER  framer_802154
-#else /* WITH_UIP6 */
+#else /* NETSTACK_CONF_WITH_IPV6 */
 #define NETSTACK_CONF_FRAMER  contikimac_framer
-#endif /* WITH_UIP6 */
+#endif /* NETSTACK_CONF_WITH_IPV6 */
 #endif /* NETSTACK_CONF_FRAMER */
 
 #ifndef CC2420_CONF_AUTOACK
diff --git a/platform/sky/contiki-conf.h b/platform/sky/contiki-conf.h
index d42612e34..2e767bd74 100644
--- a/platform/sky/contiki-conf.h
+++ b/platform/sky/contiki-conf.h
@@ -26,11 +26,11 @@
 #endif /* NETSTACK_CONF_RADIO */
 
 #ifndef NETSTACK_CONF_FRAMER
-#if WITH_UIP6
+#if NETSTACK_CONF_WITH_IPV6
 #define NETSTACK_CONF_FRAMER  framer_802154
-#else /* WITH_UIP6 */
+#else /* NETSTACK_CONF_WITH_IPV6 */
 #define NETSTACK_CONF_FRAMER  contikimac_framer
-#endif /* WITH_UIP6 */
+#endif /* NETSTACK_CONF_WITH_IPV6 */
 #endif /* NETSTACK_CONF_FRAMER */
 
 #ifndef CC2420_CONF_AUTOACK