diff --git a/libc/kernel/uapi/linux/netlink.h b/libc/kernel/uapi/linux/netlink.h
index acbf884..255b0b6 100644
--- a/libc/kernel/uapi/linux/netlink.h
+++ b/libc/kernel/uapi/linux/netlink.h
@@ -98,6 +98,7 @@
   NLMSGERR_ATTR_MSG,
   NLMSGERR_ATTR_OFFS,
   NLMSGERR_ATTR_COOKIE,
+  NLMSGERR_ATTR_POLICY,
   __NLMSGERR_ATTR_MAX,
   NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1
 };
@@ -190,6 +191,7 @@
   NL_POLICY_TYPE_ATTR_POLICY_MAXTYPE,
   NL_POLICY_TYPE_ATTR_BITFIELD32_MASK,
   NL_POLICY_TYPE_ATTR_PAD,
+  NL_POLICY_TYPE_ATTR_MASK,
   __NL_POLICY_TYPE_ATTR_MAX,
   NL_POLICY_TYPE_ATTR_MAX = __NL_POLICY_TYPE_ATTR_MAX - 1
 };