diff --git a/libc/kernel/uapi/linux/openvswitch.h b/libc/kernel/uapi/linux/openvswitch.h
index 1f8ae17..c7d719c 100644
--- a/libc/kernel/uapi/linux/openvswitch.h
+++ b/libc/kernel/uapi/linux/openvswitch.h
@@ -190,6 +190,10 @@
   OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV4,
   OVS_KEY_ATTR_CT_ORIG_TUPLE_IPV6,
   OVS_KEY_ATTR_NSH,
+  OVS_KEY_ATTR_PACKET_TYPE,
+  OVS_KEY_ATTR_ND_EXTENSIONS,
+  OVS_KEY_ATTR_TUNNEL_INFO,
+  OVS_KEY_ATTR_IPV6_EXTHDRS,
   __OVS_KEY_ATTR_MAX
 };
 #define OVS_KEY_ATTR_MAX (__OVS_KEY_ATTR_MAX - 1)
@@ -245,6 +249,9 @@
   __u8 ipv6_hlimit;
   __u8 ipv6_frag;
 };
+struct ovs_key_ipv6_exthdrs {
+  __u16 hdrs;
+};
 struct ovs_key_tcp {
   __be16 tcp_src;
   __be16 tcp_dst;