diff --git a/src/main/java/org/bootcamp/TrafficLights/Sign.java b/src/main/java/org/bootcamp/TrafficLights/Sign.java
index 7b76015..7674f45 100644
--- a/src/main/java/org/bootcamp/TrafficLights/Sign.java
+++ b/src/main/java/org/bootcamp/TrafficLights/Sign.java
@@ -13,7 +13,8 @@ public class Sign extends JFrame {
 
     this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
     this.setLayout(new GridLayout(4, 1));
-    this.setPreferredSize(new Dimension(300, 300));
+    this.setPreferredSize(new Dimension(600, 600));
+    this.setSize(600, 600);
     this.setLocationRelativeTo(null);
     this.setVisible(true);
     this.getContentPane().setBackground(Color.BLACK);