diff --git a/src/Helpers/Pair.hpp b/src/Helpers/Pair.hpp
index 7c6edf73..ab8e21c4 100644
--- a/src/Helpers/Pair.hpp
+++ b/src/Helpers/Pair.hpp
@@ -1,5 +1,7 @@
 #pragma once
 
+#include <type_traits>
+
 template<typename FirstType, typename SecondType>
 struct Pair
 {