--- a/Analysis/include/Luau/TypePairHash.h
+++ b/Analysis/include/Luau/TypePairHash.h
@@ -2,7 +2,7 @@
 #pragma once
 
 #include "Luau/TypeFwd.h"
-
+#include <cstdint>
 #include <utility>
 
 namespace Luau