diff --git a/Kotlin/build.gradle b/Kotlin/build.gradle
index aaa9d72b..e5dc89df 100644
--- a/Kotlin/build.gradle
+++ b/Kotlin/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.2.21'
+    ext.kotlin_version = '1.3.41'
 
     repositories {
         mavenCentral()
@@ -11,7 +11,7 @@ buildscript {
 }
 
 plugins {
-    id "org.jetbrains.kotlin.jvm" version "1.2.21"
+    id "org.jetbrains.kotlin.jvm" version "1.3.41"
 }
 
 apply plugin: 'kotlin'
diff --git a/Kotlin/gradle/wrapper/gradle-wrapper.jar b/Kotlin/gradle/wrapper/gradle-wrapper.jar
index 01b8bf6b..758de960 100644
Binary files a/Kotlin/gradle/wrapper/gradle-wrapper.jar and b/Kotlin/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/Kotlin/gradle/wrapper/gradle-wrapper.properties b/Kotlin/gradle/wrapper/gradle-wrapper.properties
index 933b6473..a0d751ae 100644
--- a/Kotlin/gradle/wrapper/gradle-wrapper.properties
+++ b/Kotlin/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,6 @@
+#Wed Nov 20 10:18:48 CET 2019
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.8.1-all.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-bin.zip
+zipStoreBase=GRADLE_USER_HOME
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
                             }
                         }
diff --git a/Kotlin/src/main/kotlin/com/gildedrose/Item.kt b/Kotlin/src/main/kotlin/com/gildedrose/Item.kt
index 29d714ba..eaf62a40 100644
--- a/Kotlin/src/main/kotlin/com/gildedrose/Item.kt
+++ b/Kotlin/src/main/kotlin/com/gildedrose/Item.kt
@@ -1,3 +1,7 @@
 package com.gildedrose
 
-data class Item(var name: String, var sellIn: Int, var quality: Int)
\ No newline at end of file
+open class Item(var name: String, var sellIn: Int, var quality: Int) {
+    override fun toString(): String {
+        return this.name + ", " + this.sellIn + ", " + this.quality
+    }
+}
\ No newline at end of file