diff --git a/include/Event.h b/include/Event.h
index 86355a5..c16328e 100644
--- a/include/Event.h
+++ b/include/Event.h
@@ -2,13 +2,14 @@
 /// @description Templated Event Hook Class modeled after C# events
 /// @author      Josh O'Leary - Redacted Software
 /// @revision    3
-/// @lastedit    2024-02-21
+/// @lastedit    2024-06-01
 /// @license     Unlicense - Public Domain
 
 #pragma once
 
 #include <chrono>
 #include <functional>
+#include <memory>
 
 // TODO: Document & Explain this