diff --git a/TypeScript/app/gilded-rose.ts b/TypeScript/app/gilded-rose.ts
index 2ed2b6d5..2314f2bc 100644
--- a/TypeScript/app/gilded-rose.ts
+++ b/TypeScript/app/gilded-rose.ts
@@ -35,21 +35,29 @@ export class GildedRose {
           itemQuality = itemQuality + 1;
           break;
         case itemName.includes('Backstage passes'):
-          itemQuality = itemQuality + 1
+          itemQuality = itemQuality + 1;
           if (itemSellin < 11) {
-            itemQuality = itemQuality + 1
+            itemQuality = itemQuality + 2;
           } else if (itemSellin < 6) {
-            itemQuality = itemQuality + 1
+            itemQuality = itemQuality + 3;
           } else if (itemSellin < 0) {
-            itemQuality = itemQuality - itemQuality
+            itemQuality = 0;
+          }
+          break;
+        case itemName.includes('Conjured'):
+          if (itemQuality > 0) {
+            itemQuality = itemQuality - 1;
+          }
+          if (itemSellin < 0) {
+            itemQuality = itemQuality - itemQuality;
           }
           break;
         default:
           if (itemQuality > 0) {
-            itemQuality = itemQuality - 1
+            itemQuality = itemQuality - 2;
           }
           if (itemSellin < 0) {
-            itemQuality = itemQuality - itemQuality
+            itemQuality = itemQuality - itemQuality * 2;
           }
           break;
       }