diff --git a/order.js b/order.js
index c220a65..7a029dd 100644
--- a/order.js
+++ b/order.js
@@ -69,7 +69,7 @@ export async function archivedOrders(chainId, vault, limit=25 ) {
          where oi.chain = ${chainId}
            and oi.vault = '${vault}'
            and sd.series = 'o'
-           and sd.key = concat('${vault}', '|', to_char(oi.order_index))
+           and sd.key = concat('${vault}', '|', to_char(oi.order_index, 'FM9999999999999999999'))
          order by oi.order_index desc
          limit ${limit}`
     )