diff --git a/src/uvw/type_info.hpp b/src/uvw/type_info.hpp
index 4acee3a3..09ddd369 100644
--- a/src/uvw/type_info.hpp
+++ b/src/uvw/type_info.hpp
@@ -1,7 +1,7 @@
 #ifndef UVW_TYPE_INFO_INCLUDE_HPP
 #define UVW_TYPE_INFO_INCLUDE_HPP
 
-#include <cstddef>
+#include <cstdint>
 #include <string_view>
 
 namespace uvw {