diff --git a/TypeScript/app/update-behaviors/implementations/aged-brie-behavior.spec.ts b/TypeScript/app/update-behaviors/implementations/aged-brie/aged-brie-behavior.spec.ts
similarity index 100%
rename from TypeScript/app/update-behaviors/implementations/aged-brie-behavior.spec.ts
rename to TypeScript/app/update-behaviors/implementations/aged-brie/aged-brie-behavior.spec.ts
diff --git a/TypeScript/app/update-behaviors/implementations/aged-brie-behavior.ts b/TypeScript/app/update-behaviors/implementations/aged-brie/aged-brie-behavior.ts
similarity index 66%
rename from TypeScript/app/update-behaviors/implementations/aged-brie-behavior.ts
rename to TypeScript/app/update-behaviors/implementations/aged-brie/aged-brie-behavior.ts
index a21e1a50..9e3ca51e 100644
--- a/TypeScript/app/update-behaviors/implementations/aged-brie-behavior.ts
+++ b/TypeScript/app/update-behaviors/implementations/aged-brie/aged-brie-behavior.ts
@@ -1,23 +1,22 @@
+import { config } from "@app/config";
 import { Item } from "@app/item";
-import { IUpdateBehavior } from "../update-behavior.interface";
+import { IUpdateBehavior } from "@app/update-behaviors";
 
 export class AgedBrieBehavior implements IUpdateBehavior {
-  readonly #MAX_AMOUNT = 50;
-
   constructor(private item: Item) {}
 
   update(): Item {
-    this.item.sellIn -= 1;
-
-    const isPastSellInDay = this.item.sellIn < 0;
+    const isPastSellInDay = this.item.sellIn <= 0;
 
     const amountToAdd = isPastSellInDay ? 2 : 1;
 
     this.item.quality = Math.min(
-      this.#MAX_AMOUNT,
+      config.maxQuality,
       this.item.quality + amountToAdd
     );
 
+    this.item.sellIn -= 1;
+
     return this.item;
   }
 }