diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index df2d9ed..47f1c53 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -792,6 +792,7 @@
 	NET_BRIDGE_NF_CALL_IPTABLES = 2,
 	NET_BRIDGE_NF_CALL_IP6TABLES = 3,
 	NET_BRIDGE_NF_FILTER_VLAN_TAGGED = 4,
+	NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5,
 };
 
 /* CTL_FS names: */