diff --git a/src/types.ts b/src/types.ts
index 8f466f1..c736243 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -24,5 +24,5 @@ export const COLUMNS = {
   SHORT_EN: 65,
   RECOMMENDED_AGE: 67,
   CLASSIFICATION: 11, // Column L (index 11)
-  ITEM_AVAILABLE: 14  // Column O (index 14)
+  ITEM_AVAILABLE: 15  // Column P (index 15)
 };