diff --git a/src/include/netif/ppp/ppp_opts.h b/src/include/netif/ppp/ppp_opts.h
index 4d379a92..75541f44 100644
--- a/src/include/netif/ppp/ppp_opts.h
+++ b/src/include/netif/ppp/ppp_opts.h
@@ -43,11 +43,6 @@
 #ifndef PPPOE_SUPPORT
 #define PPPOE_SUPPORT                   0
 #endif
-#if PPPOE_SUPPORT
-/* PPPoE requires Ethernet support */
-#undef LWIP_ETHERNET
-#define LWIP_ETHERNET                   1
-#endif /* PPPOE_SUPPORT */
 
 /**
  * PPPOL2TP_SUPPORT==1: Enable PPP Over L2TP