diff --git a/lib/route/link/interlink.c b/lib/route/link/interlink.c
index 67ad0cfe..a4f446a9 100644
--- a/lib/route/link/interlink.c
+++ b/lib/route/link/interlink.c
@@ -226,7 +226,7 @@ static void interlink_dump_details(struct rtnl_link *link, struct nl_dump_params
 
 	if (info->hi_mask & INTERLINK_ATTR_NET_ID) {
 		nl_dump(p, "      net_id ");
-		nl_dump_line(p, "%s\n", info->hi_net_id);
+		nl_dump_line(p, "%d\n", info->hi_net_id);
 	}
 }