diff --git a/coding/move_to_front.hpp b/coding/move_to_front.hpp
index a22aabb31b..4e2a391c44 100644
--- a/coding/move_to_front.hpp
+++ b/coding/move_to_front.hpp
@@ -1,9 +1,9 @@
 #pragma once
 
 #include <array>
+#include <cstddef>
 #include <cstdint>
 #include <limits>
-#include <cstddef>
 
 namespace coding
 {