diff --git a/src/main/java/com/small/dicegame/App.java b/src/main/java/com/small/dicegame/App.java
index 6b53e05f755c17475f8ed3a0a0225a025fef75ed..cb4dccbd7bef9547ee1bcf0ee3a71627c168cd18 100644
--- a/src/main/java/com/small/dicegame/App.java
+++ b/src/main/java/com/small/dicegame/App.java
@@ -26,7 +26,7 @@ public class App extends JFrame {
         setLayout(new BoxLayout(getContentPane(), BoxLayout.PAGE_AXIS));
 
         Box diceBox = Box.createHorizontalBox();
-        for (int index = 0, dieBoxesLength = dieBoxes.length; index < dieBoxesLength; index++) {
+        for (int index = 0; index < NUMBER_OF_DICE; index++) {
             dieBoxes[index] = new DieBox(index);
             dieBoxes[index].addActionListener(e -> {
                 JButton holdButton = (JButton) e.getSource();
diff --git a/src/main/java/com/small/dicegame/Die.java b/src/main/java/com/small/dicegame/Die.java
index f96aa007397babc24cc5a136a37cc7efb8b19541..f055c3e13a9a6c974c2832aa1959996b028f0a02 100644
--- a/src/main/java/com/small/dicegame/Die.java
+++ b/src/main/java/com/small/dicegame/Die.java
@@ -10,7 +10,7 @@ import java.util.Random;
 public class Die {
     private final int numSides;
     private int value;
-    public static final Random rnd = new Random();
+    private static final Random rnd = new Random();
 
     public Die() {
         this(6, 6);