diff --git a/Src/IAEngine/inc/IAEngine/Scene.hpp b/Src/IAEngine/inc/IAEngine/Scene.hpp
index 7bda890..555221f 100644
--- a/Src/IAEngine/inc/IAEngine/Scene.hpp
+++ b/Src/IAEngine/inc/IAEngine/Scene.hpp
@@ -25,11 +25,11 @@ namespace ia::iae
       public:
         ~Scene();
         
-        VOID OnActivate();
-        VOID OnDeactivate();
-
-        VOID Draw();
-        VOID Update();
+        VIRTUAL VOID OnActivate();
+        VIRTUAL VOID OnDeactivate();
+        
+        VIRTUAL VOID Draw();
+        VIRTUAL VOID Update();
 
       public:
         VOID AddNode(IN RefPtr<Node> node);