diff --git a/process/payments/reactions.ts b/process/payments/reactions.ts
index f95a859..e63fbfb 100644
--- a/process/payments/reactions.ts
+++ b/process/payments/reactions.ts
@@ -436,9 +436,12 @@ export default function paymentsReactions(
         leasingPeriod,
         shift(seasons, shiftNumber)
       );
+      const shiftedPeriods = new Set(
+        seasonsConstants.SEASONS_PERIODS[seasonType].map((x) => x + shiftNumber)
+      );
       const rows: Row[] = payments.map((value, i) => ({
         value,
-        status: seasonsConstants.SEASONS_PERIODS[seasonType].includes(i) ? 'Default' : 'Disabled',
+        status: shiftedPeriods.has(i) ? 'Default' : 'Disabled',
       }));
       const firstPaymentPerc = $calculation.getElementValue('tbxFirstPaymentPerc');
       const lastPaymentPerc = $calculation.getElementValue('tbxLastPaymentPerc');
@@ -491,10 +494,12 @@ export default function paymentsReactions(
         leasingPeriod,
         shift(seasons, shiftNumber)
       );
-
+      const shiftedPeriods = new Set(
+        seasonsConstants.SEASONS_PERIODS[seasonType].map((x) => x + shiftNumber)
+      );
       const rows: Row[] = payments.map((value, i) => ({
         value,
-        status: seasonsConstants.SEASONS_PERIODS[seasonType].includes(i) ? 'Default' : 'Disabled',
+        status: shiftedPeriods.has(i) ? 'Default' : 'Disabled',
       }));
       const firstPaymentPerc = $calculation.getElementValue('tbxFirstPaymentPerc');
       const lastPaymentPerc = $calculation.getElementValue('tbxLastPaymentPerc');