diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h
index eeec0ae845ef..66d66dd3ff79 100644
--- a/include/uapi/linux/netfilter/nf_tables.h
+++ b/include/uapi/linux/netfilter/nf_tables.h
@@ -806,6 +806,7 @@ enum nft_nat_attributes {
  * @NFTA_MASQ_FLAGS: NAT flags (see NF_NAT_RANGE_* in linux/netfilter/nf_nat.h) (NLA_U32)
  */
 enum nft_masq_attributes {
+	NFTA_MASQ_UNSPEC,
 	NFTA_MASQ_FLAGS,
 	__NFTA_MASQ_MAX
 };