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-rw-r--r--ports/stm32/lwip_inc/lwipopts.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/ports/stm32/lwip_inc/lwipopts.h b/ports/stm32/lwip_inc/lwipopts.h
index 8f54c8311..c9bbde92f 100644
--- a/ports/stm32/lwip_inc/lwipopts.h
+++ b/ports/stm32/lwip_inc/lwipopts.h
@@ -17,6 +17,7 @@
#define LWIP_ARP 1
#define LWIP_ETHERNET 1
+#define LWIP_RAW 1
#define LWIP_NETCONN 0
#define LWIP_SOCKET 0
#define LWIP_STATS 0