diff --git a/src/include/lwip/opt.h b/src/include/lwip/opt.h
index 67a3440e..0e847125 100644
--- a/src/include/lwip/opt.h
+++ b/src/include/lwip/opt.h
@@ -756,7 +756,7 @@
  * LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
  */
 #ifndef LWIP_RAW
-#define LWIP_RAW                        1
+#define LWIP_RAW                        0
 #endif
 
 /**