diff --git a/Sources/CoreLibrary/Manager/IPersistanceManager.cs b/Sources/CoreLibrary/Manager/IPersistanceManager.cs
index 539a0d7..5795d3a 100644
--- a/Sources/CoreLibrary/Manager/IPersistanceManager.cs
+++ b/Sources/CoreLibrary/Manager/IPersistanceManager.cs
@@ -4,7 +4,7 @@
     {
         public void Charger();
 
-        //public void Enregistrer();
+        public void Enregistrer();
 
 
     }
diff --git a/Sources/CoreLibrary/Manager/Manager.cs b/Sources/CoreLibrary/Manager/Manager.cs
index 357a472..55ad615 100644
--- a/Sources/CoreLibrary/Manager/Manager.cs
+++ b/Sources/CoreLibrary/Manager/Manager.cs
@@ -18,11 +18,11 @@ namespace CoreLibrary.Manager
             ];
         }
 
-        /*
+
         public void Enregistrer()
         {
-
+            throw new NotImplementedException();
         }
-        */
+
     }
 }