diff --git a/SHADE_Engine/src/Scene/SHSceneGraph.h b/SHADE_Engine/src/Scene/SHSceneGraph.h
index 39afbb31..3f3ebf92 100644
--- a/SHADE_Engine/src/Scene/SHSceneGraph.h
+++ b/SHADE_Engine/src/Scene/SHSceneGraph.h
@@ -99,7 +99,7 @@ namespace SHADE
 
     using EntityNodeMap       = std::unordered_map<EntityID, SHSceneNode*>;
 
-    using UnaryPredicate      = void (*)(SHSceneNode*);
+    using UnaryPredicate      = std::function<void(SHSceneNode*)>;
     
 
     /*---------------------------------------------------------------------------------*/