diff --git a/src/main/java/bitFight/Display.java b/src/main/java/bitFight/Display.java
deleted file mode 100644
index e5fed0e1c65460a2dfdac3e1176e4e62c9a25817..0000000000000000000000000000000000000000
--- a/src/main/java/bitFight/Display.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package bitFight;
-
-public interface Display {
-    public void display();
-    public boolean validate();
-}
diff --git a/src/main/java/bitFight/GameDisplay.java b/src/main/java/bitFight/GameDisplay.java
index 38ff604561b21ccedfd54312e770eb8790a61a44..07732810656bef802dffffa03f8c53aa078f24d0 100644
--- a/src/main/java/bitFight/GameDisplay.java
+++ b/src/main/java/bitFight/GameDisplay.java
@@ -3,7 +3,7 @@ package bitFight;
 import java.util.Scanner;
 
 
-public class GameDisplay implements Display{
+public class GameDisplay {
 
     String texte;
 
@@ -11,12 +11,10 @@ public class GameDisplay implements Display{
         this.texte=texte;
     }
 
-    @Override
     public void display() {
         System.out.println(this.texte);
     }
 
-    @Override
     public boolean validate() {
         Scanner sc= new Scanner(System.in);
         String c= sc.nextLine();
diff --git a/src/main/java/bitFight/LevelDisplay.java b/src/main/java/bitFight/LevelDisplay.java
index 37e6b01b834bc1dd213ec5f9b1b08c12922d6801..5e4f7ea22a117dae7fd3c479789eaa7cceebd43b 100644
--- a/src/main/java/bitFight/LevelDisplay.java
+++ b/src/main/java/bitFight/LevelDisplay.java
@@ -3,7 +3,7 @@ package bitFight;
 
 import java.util.Scanner;
 
-public class LevelDisplay implements Display {
+public class LevelDisplay {
     private int levelNb = 1;
     private String levelText = "New level : prepare to fight!";
 
diff --git a/src/main/java/bitFight/Menu.java b/src/main/java/bitFight/Menu.java
index 5745acf79be187a053795253bc479f8c87abc131..bd811790783d1012332c507a943e309b8c96f830 100644
--- a/src/main/java/bitFight/Menu.java
+++ b/src/main/java/bitFight/Menu.java
@@ -3,7 +3,7 @@ package bitFight;
 
 import java.util.Scanner;
 
-public class Menu implements Display{
+public class Menu {
 
     String titre;
     String texte;