diff --git a/src/services/inventoryService.ts b/src/services/inventoryService.ts
index 93497d29..5765397e 100644
--- a/src/services/inventoryService.ts
+++ b/src/services/inventoryService.ts
@@ -1049,6 +1049,11 @@ export const addFusionTreasures = (
 
         if (itemIndex !== -1) {
             FusionTreasures[itemIndex].ItemCount += ItemCount;
+            if (FusionTreasures[itemIndex].ItemCount == 0) {
+                FusionTreasures.splice(itemIndex, 1);
+            } else if (FusionTreasures[itemIndex].ItemCount <= 0) {
+                logger.warn(`account now owns a negative amount of ${ItemType}`);
+            }
         } else {
             FusionTreasures.push({ ItemCount, ItemType, Sockets });
         }