diff --git a/ne-pas-effacer-svp-je-test-la.md b/ne-pas-effacer-svp-je-test-la.md
index dc51565..0289b87 100644
--- a/ne-pas-effacer-svp-je-test-la.md
+++ b/ne-pas-effacer-svp-je-test-la.md
@@ -17,8 +17,10 @@ package "Qwirkle" {
   }
   
   package "Persistences" {
-  	class GamePersistence
-    class LeaderboardPersistence
+  	interface IGamePersistence
+    interface ILeaderboardPersistence
+    class GamePersistencejson
+    class Leaderboardjson
   }
 
   IPlayer ..|> Game