diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 1e6bf99..5ba398e 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -104,6 +104,7 @@
 #define NETLINK_DROP_MEMBERSHIP	2
 #define NETLINK_PKTINFO		3
 #define NETLINK_BROADCAST_ERROR	4
+#define NETLINK_NO_ENOBUFS	5
 
 struct nl_pktinfo
 {