diff --git a/scala/README.md b/scala/README.md
index 6f36544e..d8f35317 100644
--- a/scala/README.md
+++ b/scala/README.md
@@ -1,3 +1,22 @@
-# Gilded Rose starting position in Scala
+# Gilded Rose starting position in Scala 3 scalatest
 
-TODO: explain how to run this code
+
+## Build the project
+
+``` cmd
+sbt compile
+```
+
+## Run the Gilded Rose Command-Line program
+
+For e.g. 10 days:
+
+``` cmd
+sbt "run 10"
+```
+
+## Run all the unit tests
+
+``` cmd
+sbt test
+```
diff --git a/scala/build.sbt b/scala/build.sbt
index d628c9f4..51404b8c 100644
--- a/scala/build.sbt
+++ b/scala/build.sbt
@@ -1,8 +1,11 @@
-name := "GildedRose"
+val scala3Version = "3.6.4"
 
-version := "1.0"
+lazy val root = project
+  .in(file("."))
+  .settings(
+    name := "GildedRose",
+    version := "1.0",
+    scalaVersion := scala3Version,
 
-scalaVersion := "2.13.1"
-
-resolvers += DefaultMavenRepository
-libraryDependencies += "org.scalatest" %% "scalatest" % "3.1.1" % "test"
+    libraryDependencies += "org.scalatest" %% "scalatest" % "3.2.19" % "test"
+  )
diff --git a/scala/project/build.properties b/scala/project/build.properties
index 06703e34..e97b2722 100644
--- a/scala/project/build.properties
+++ b/scala/project/build.properties
@@ -1 +1 @@
-sbt.version=1.3.9
+sbt.version=1.10.10
diff --git a/scala/src/main/scala/com/gildedrose/GildedRose.scala b/scala/src/main/scala/com/gildedrose/GildedRose.scala
index 9f9fdd2b..f6e45e7e 100644
--- a/scala/src/main/scala/com/gildedrose/GildedRose.scala
+++ b/scala/src/main/scala/com/gildedrose/GildedRose.scala
@@ -3,7 +3,7 @@ package com.gildedrose
 class GildedRose(val items: Array[Item]) {
 
 
-  def updateQuality() {
+  def updateQuality() : Unit = {
     for (i <- 0 until items.length) {
       if (!items(i).name.equals("Aged Brie")
         && !items(i).name.equals("Backstage passes to a TAFKAL80ETC concert")) {
@@ -55,4 +55,4 @@ class GildedRose(val items: Array[Item]) {
       }
     }
   }
-}
\ No newline at end of file
+}
diff --git a/scala/src/test/scala/com/gildedrose/TexttestFixture.scala b/scala/src/main/scala/com/gildedrose/Main.scala
similarity index 95%
rename from scala/src/test/scala/com/gildedrose/TexttestFixture.scala
rename to scala/src/main/scala/com/gildedrose/Main.scala
index 1d00808c..fbd1cd9b 100644
--- a/scala/src/test/scala/com/gildedrose/TexttestFixture.scala
+++ b/scala/src/main/scala/com/gildedrose/Main.scala
@@ -1,6 +1,6 @@
 package com.gildedrose
 
-object TexttestFixture {
+object Main {
   def main(args: Array[String]): Unit = {
     val items = Array[Item](
       new Item("+5 Dexterity Vest", 10, 20),
@@ -14,8 +14,13 @@ object TexttestFixture {
       // this conjured item does not work properly yet
       new Item("Conjured Mana Cake", 3, 6)
     )
+
     val app = new GildedRose(items)
+
     val days = if (args.length > 0) args(0).toInt + 1 else 2
+
+    System.out.println("OMGHAI!")
+
     for (i <- 0 until days) {
       System.out.println("-------- day " + i + " --------")
       System.out.println("name, sellIn, quality")
diff --git a/scala/src/test/scala/com/gildedrose/GildedRoseTest.scala b/scala/src/test/scala/com/gildedrose/GildedRoseTest.scala
index c0ce6b23..6d8c1732 100644
--- a/scala/src/test/scala/com/gildedrose/GildedRoseTest.scala
+++ b/scala/src/test/scala/com/gildedrose/GildedRoseTest.scala
@@ -3,11 +3,11 @@ package com.gildedrose
 import org.scalatest.flatspec.AnyFlatSpec
 import org.scalatest.matchers.should.Matchers
 
-class GildedRoseTest  extends AnyFlatSpec with Matchers {
+class GildedRoseTest extends AnyFlatSpec with Matchers {
       it should "foo" in {
         val items = Array[Item](new Item("foo", 0, 0))
         val app = new GildedRose(items)
         app.updateQuality()
         app.items(0).name should equal ("fixme")
       }
-}
\ No newline at end of file
+}