diff --git a/Kotlin/src/main/kotlin/com/gildedrose/GildedRose.kt b/Kotlin/src/main/kotlin/com/gildedrose/GildedRose.kt
index a78cd532..077867b6 100644
--- a/Kotlin/src/main/kotlin/com/gildedrose/GildedRose.kt
+++ b/Kotlin/src/main/kotlin/com/gildedrose/GildedRose.kt
@@ -4,9 +4,9 @@ class GildedRose(var items: Array<Item>) {
 
     fun updateQuality() {
         for (i in items.indices) {
-            if (!items[i].name.equals("Aged Brie") && !items[i].name.equals("Backstage passes to a TAFKAL80ETC concert")) {
+            if (items[i].name != "Aged Brie" && items[i].name != "Backstage passes to a TAFKAL80ETC concert") {
                 if (items[i].quality > 0) {
-                    if (!items[i].name.equals("Sulfuras, Hand of Ragnaros")) {
+                    if (items[i].name != "Sulfuras, Hand of Ragnaros") {
                         items[i].quality = items[i].quality - 1
                     }
                 }
@@ -14,7 +14,7 @@ class GildedRose(var items: Array<Item>) {
                 if (items[i].quality < 50) {
                     items[i].quality = items[i].quality + 1
 
-                    if (items[i].name.equals("Backstage passes to a TAFKAL80ETC concert")) {
+                    if (items[i].name == "Backstage passes to a TAFKAL80ETC concert") {
                         if (items[i].sellIn < 11) {
                             if (items[i].quality < 50) {
                                 items[i].quality = items[i].quality + 1
@@ -30,15 +30,15 @@ class GildedRose(var items: Array<Item>) {
                 }
             }
 
-            if (!items[i].name.equals("Sulfuras, Hand of Ragnaros")) {
+            if (items[i].name != "Sulfuras, Hand of Ragnaros") {
                 items[i].sellIn = items[i].sellIn - 1
             }
 
             if (items[i].sellIn < 0) {
-                if (!items[i].name.equals("Aged Brie")) {
-                    if (!items[i].name.equals("Backstage passes to a TAFKAL80ETC concert")) {
+                if (items[i].name != "Aged Brie") {
+                    if (items[i].name != "Backstage passes to a TAFKAL80ETC concert") {
                         if (items[i].quality > 0) {
-                            if (!items[i].name.equals("Sulfuras, Hand of Ragnaros")) {
+                            if (items[i].name != "Sulfuras, Hand of Ragnaros") {
                                 items[i].quality = items[i].quality - 1
                             }
                         }