diff --git a/process/payments/reactions.ts b/process/payments/reactions.ts
index 9dd1841..a6ee205 100644
--- a/process/payments/reactions.ts
+++ b/process/payments/reactions.ts
@@ -214,10 +214,9 @@ export default function paymentsReactions(
   /**
    * Дегрессия
    */
-  const mapGraphTypeToSeasonTypes: { [key: number]: Array<number> } = {
-    100_000_001: [100_000_003, 100_000_004, 100_000_005, 100_000_006, 100_000_007],
-    100_000_003: [100_000_000, 100_000_001, 100_000_002],
-  };
+  const degressionSeasonTypes = new Set([
+    100_000_003, 100_000_004, 100_000_005, 100_000_006, 100_000_007,
+  ]);
 
   reaction(
     () => {
@@ -226,15 +225,14 @@ export default function paymentsReactions(
       return graphType;
     },
     (graphType) => {
-      if (!graphType) {
+      if (!graphType || graphType !== 100_000_001) {
         $calculation.setElementOptions('selectSeasonType', []);
 
         return;
       }
 
-      const allowedSeasonTypes = mapGraphTypeToSeasonTypes[graphType];
       const selectSeasonTypeOptions = selectSeasonType.filter((option) =>
-        allowedSeasonTypes.includes(option.value)
+        degressionSeasonTypes.has(option.value)
       );
       $calculation.setElementOptions('selectSeasonType', selectSeasonTypeOptions);
     }