diff --git a/Java/src/main/java/com/gildedrose/GildedRose.java b/Java/src/main/java/com/gildedrose/GildedRose.java
index 224c5e7a..3d2e3873 100644
--- a/Java/src/main/java/com/gildedrose/GildedRose.java
+++ b/Java/src/main/java/com/gildedrose/GildedRose.java
@@ -60,18 +60,25 @@ class GildedRose {
 		        if (!item.name.equals("Backstage passes to a TAFKAL80ETC concert")) {
 		            if (item.quality > 0) {
 		                if (!item.name.equals("Sulfuras, Hand of Ragnaros")) {
-		                    item.quality = item.quality - 1;
+		                    updateQualityForExpiredItemNormal(item);
 		                }
 		            }
 		        } else {
-		            item.quality = item.quality - item.quality;
+		            updateQualityForExpiredItemBackstagePasses(item);
 		        }
 		    } else {
 		        addQualityWhenWithInLimit(item);
 		    }
 		}
 	}
-    
+
+	private void updateQualityForExpiredItemBackstagePasses(Item item) {
+		item.quality = 0;
+	}
+
+	private void updateQualityForExpiredItemNormal(Item item) {
+		item.quality--;
+	}
     
 	private void updateSellInDays(Item item) {
 		item.sellIn--;