diff --git a/src/cargo_type.h b/src/cargo_type.h
index 808ac13339..48af1a7ed9 100644
--- a/src/cargo_type.h
+++ b/src/cargo_type.h
@@ -12,6 +12,9 @@
 
 #include "core/enum_type.hpp"
 
+#include <algorithm>
+#include <array>
+
 /**
  * Cargo slots to indicate a cargo type within a game.
  * Numbers are re-used between different climates.