diff --git a/features/lwipstack/lwipopts.h b/features/lwipstack/lwipopts.h
index da9b6c443c6..017bffa05b5 100644
--- a/features/lwipstack/lwipopts.h
+++ b/features/lwipstack/lwipopts.h
@@ -83,7 +83,9 @@
 
 #define SYS_LIGHTWEIGHT_PROT        1
 
+#ifndef LWIP_RAW
 #define LWIP_RAW                    0
+#endif
 
 #define TCPIP_MBOX_SIZE             8
 #define DEFAULT_TCP_RECVMBOX_SIZE   8