diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 1cb8954885ec..fffd2ad28942 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -3095,7 +3095,7 @@ static int rt6_fill_node(struct net *net,
 		table = rt->rt6i_table->tb6_id;
 	else
 		table = RT6_TABLE_UNSPEC;
-	rtm->rtm_table = table;
+	rtm->rtm_table = table < 256 ? table : RT_TABLE_COMPAT;
 	if (nla_put_u32(skb, RTA_TABLE, table))
 		goto nla_put_failure;
 	if (rt->rt6i_flags & RTF_REJECT) {