diff --git a/apps/cowswap-frontend/src/legacy/state/orders/consts.ts b/apps/cowswap-frontend/src/legacy/state/orders/consts.ts
index c376d160b4..d667d60978 100644
--- a/apps/cowswap-frontend/src/legacy/state/orders/consts.ts
+++ b/apps/cowswap-frontend/src/legacy/state/orders/consts.ts
@@ -11,7 +11,7 @@ export const ContractDeploymentBlocks: Partial<Record<ChainId, number>> = {
 export const MARKET_OPERATOR_API_POLL_INTERVAL = ms`2s`
 // We can have lots of limit orders and it creates a high load, so we poll them no so ofter as market orders
 export const LIMIT_OPERATOR_API_POLL_INTERVAL = ms`15s`
-export const PENDING_ORDERS_PRICE_CHECK_POLL_INTERVAL = ms`15s`
+export const PENDING_ORDERS_PRICE_CHECK_POLL_INTERVAL = ms`30s`
 export const SPOT_PRICE_CHECK_POLL_INTERVAL = ms`15s`
 export const EXPIRED_ORDERS_CHECK_POLL_INTERVAL = ms`15s`
 
diff --git a/apps/cowswap-frontend/src/legacy/state/orders/updaters/UnfillableOrdersUpdater.ts b/apps/cowswap-frontend/src/legacy/state/orders/updaters/UnfillableOrdersUpdater.ts
index 2ee794f560..c8e3080f99 100644
--- a/apps/cowswap-frontend/src/legacy/state/orders/updaters/UnfillableOrdersUpdater.ts
+++ b/apps/cowswap-frontend/src/legacy/state/orders/updaters/UnfillableOrdersUpdater.ts
@@ -119,6 +119,8 @@ export function UnfillableOrdersUpdater(): null {
     [setIsOrderUnfillable, updateOrderMarketPriceCallback]
   )
 
+  const balancesRef = useRef(balances)
+  balancesRef.current = balances
   const updatePending = useCallback(() => {
     if (!chainId || !account || isUpdating.current || !isWindowVisible) {
       return
@@ -144,7 +146,11 @@ export function UnfillableOrdersUpdater(): null {
         console.debug(`[UnfillableOrdersUpdater] Check order`, order)
 
         const currencyAmount = CurrencyAmount.fromRawAmount(order.inputToken, order.sellAmount)
-        const enoughBalance = hasEnoughBalanceAndAllowance({ account, amount: currencyAmount, balances })
+        const enoughBalance = hasEnoughBalanceAndAllowance({
+          account,
+          amount: currencyAmount,
+          balances: balancesRef.current,
+        })
         const verifiedQuote = verifiedQuotesEnabled && enoughBalance
 
         _getOrderPrice(chainId, order, verifiedQuote, strategy)
@@ -185,11 +191,13 @@ export function UnfillableOrdersUpdater(): null {
     strategy,
     updateIsUnfillableFlag,
     isWindowVisible,
-    balances,
     updatePendingOrderPrices,
     verifiedQuotesEnabled,
   ])
 
+  const updatePendingRef = useRef(updatePending)
+  updatePendingRef.current = updatePending
+
   useEffect(() => {
     if (!chainId || !account || !isWindowVisible) {
       console.debug('[UnfillableOrdersUpdater] No need to fetch unfillable orders')
@@ -197,10 +205,10 @@ export function UnfillableOrdersUpdater(): null {
     }
 
     console.debug('[UnfillableOrdersUpdater] Periodically check for unfillable orders')
-    updatePending()
-    const interval = setInterval(updatePending, PENDING_ORDERS_PRICE_CHECK_POLL_INTERVAL)
+    updatePendingRef.current()
+    const interval = setInterval(() => updatePendingRef.current(), PENDING_ORDERS_PRICE_CHECK_POLL_INTERVAL)
     return () => clearInterval(interval)
-  }, [updatePending, chainId, account, isWindowVisible])
+  }, [chainId, account, isWindowVisible])
 
   return null
 }