diff --git a/src/openrct2/actions/GameAction.h b/src/openrct2/actions/GameAction.h
index 03ee95fe5f..8a567dfd23 100644
--- a/src/openrct2/actions/GameAction.h
+++ b/src/openrct2/actions/GameAction.h
@@ -12,9 +12,7 @@
 #include "../Game.h"
 #include "../common.h"
 #include "../core/DataSerialiser.h"
-#include "../core/IStream.hpp"
 #include "../localisation/StringIds.h"
-#include "../world/Map.h"
 
 #include <any>
 #include <array>
diff --git a/src/openrct2/core/MemoryStream.h b/src/openrct2/core/MemoryStream.h
index f3dba1d69d..ff47441046 100644
--- a/src/openrct2/core/MemoryStream.h
+++ b/src/openrct2/core/MemoryStream.h
@@ -12,7 +12,6 @@
 #include "../common.h"
 #include "IStream.hpp"
 
-#include <algorithm>
 #include <vector>
 
 namespace OpenRCT2