diff --git a/src/openrct2-ui/windows/NewCampaign.cpp b/src/openrct2-ui/windows/NewCampaign.cpp
index ec6986bad6..7fe8428455 100644
--- a/src/openrct2-ui/windows/NewCampaign.cpp
+++ b/src/openrct2-ui/windows/NewCampaign.cpp
@@ -7,6 +7,7 @@
  * OpenRCT2 is licensed under the GNU General Public License version 3.
  *****************************************************************************/
 
+#include <algorithm>
 #include <openrct2-ui/interface/Dropdown.h>
 #include <openrct2-ui/interface/Widget.h>
 #include <openrct2-ui/windows/Window.h>
diff --git a/src/openrct2/paint/Paint.h b/src/openrct2/paint/Paint.h
index 41cbd36dcf..ec9c164418 100644
--- a/src/openrct2/paint/Paint.h
+++ b/src/openrct2/paint/Paint.h
@@ -10,7 +10,6 @@
 #pragma once
 
 #include "../common.h"
-#include "../core/FixedVector.h"
 #include "../drawing/Drawing.h"
 #include "../interface/Colour.h"
 #include "../world/Location.hpp"
diff --git a/src/openrct2/ride/RideConstruction.cpp b/src/openrct2/ride/RideConstruction.cpp
index 3103bd5992..bd55065c65 100644
--- a/src/openrct2/ride/RideConstruction.cpp
+++ b/src/openrct2/ride/RideConstruction.cpp
@@ -19,6 +19,7 @@
 #include "../actions/RideSetVehicleAction.h"
 #include "../actions/TrackRemoveAction.h"
 #include "../common.h"
+#include "../core/FixedVector.h"
 #include "../entity/EntityList.h"
 #include "../entity/EntityRegistry.h"
 #include "../entity/Staff.h"