diff --git a/tuplize_args.h b/tuplize_args.h
index 6174a66..b01d3c9 100644
--- a/tuplize_args.h
+++ b/tuplize_args.h
@@ -2,6 +2,8 @@ static_assert( __cplusplus > 2020'00 );
 
 #pragma once
 
+#include <Alepha/Alepha.h>
+
 #include <cassert>
 #include <cstddef>
 
@@ -14,8 +16,6 @@ static_assert( __cplusplus > 2020'00 );
 
 #include <boost/lexical_cast.hpp>
 
-#include <Alepha/Alepha.h>
-
 #include "meta.h"
 #include "error.h"
 #include "Concepts.h"