diff --git a/src/include/lwip/opt.h b/src/include/lwip/opt.h
index bb579a26..f588856c 100644
--- a/src/include/lwip/opt.h
+++ b/src/include/lwip/opt.h
@@ -551,7 +551,6 @@ a lot of data that needs to be copied, this should be set high. */
 #define TCP_STATS                       0
 #define MEM_STATS                       0
 #define MEMP_STATS                      0
-#define PBUF_STATS                      0
 #define SYS_STATS                       0
 #define RAW_STATS                       0
 #define LWIP_STATS_DISPLAY              0