diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index c9ccb55..df2d9ed 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -290,6 +290,7 @@
 	NET_CORE_BUDGET=19,
 	NET_CORE_AEVENT_ETIME=20,
 	NET_CORE_AEVENT_RSEQTH=21,
+	NET_CORE_WARNINGS=22,
 };
 
 /* /proc/sys/net/ethernet */