diff --git a/contrib/ports/unix/lib/lwipopts.h b/contrib/ports/unix/lib/lwipopts.h
index 665ecaf3..16db449b 100644
--- a/contrib/ports/unix/lib/lwipopts.h
+++ b/contrib/ports/unix/lib/lwipopts.h
@@ -341,7 +341,7 @@
  */
 #define LWIP_TCP                        1
 
-#define LWIP_LISTEN_BACKLOG             0
+#define TCP_LISTEN_BACKLOG              0
 
 /*
    ----------------------------------