diff --git a/src/openrct2-ui/CursorRepository.h b/src/openrct2-ui/CursorRepository.h
index 4ca4c214e8..60c1705dab 100644
--- a/src/openrct2-ui/CursorRepository.h
+++ b/src/openrct2-ui/CursorRepository.h
@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <functional>
 #include <map>
 #include <openrct2/interface/Cursors.h>
diff --git a/src/openrct2-ui/SDLException.h b/src/openrct2-ui/SDLException.h
index 5e0392519f..9e16709b18 100644
--- a/src/openrct2-ui/SDLException.h
+++ b/src/openrct2-ui/SDLException.h
@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <stdexcept>
 #include <string>
 
diff --git a/src/openrct2-ui/TextComposition.cpp b/src/openrct2-ui/TextComposition.cpp
index d5b5eccd6c..ec0cf6d0ea 100644
--- a/src/openrct2-ui/TextComposition.cpp
+++ b/src/openrct2-ui/TextComposition.cpp
@@ -12,7 +12,7 @@
 #include "UiContext.h"
 #include "interface/InGameConsole.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <openrct2-ui/interface/Window.h>
 #include <openrct2/common.h>
diff --git a/src/openrct2-ui/UiContext.Win32.cpp b/src/openrct2-ui/UiContext.Win32.cpp
index e4da3840ca..621daa96a4 100644
--- a/src/openrct2-ui/UiContext.Win32.cpp
+++ b/src/openrct2-ui/UiContext.Win32.cpp
@@ -22,8 +22,8 @@
 // Then the rest
 #    include "UiContext.h"
 
-#    include <SDL2/SDL.h>
-#    include <SDL2/SDL_syswm.h>
+#    include <SDL.h>
+#    include <SDL_syswm.h>
 #    include <algorithm>
 #    include <openrct2/common.h>
 #    include <openrct2/core/Path.hpp>
diff --git a/src/openrct2-ui/UiContext.cpp b/src/openrct2-ui/UiContext.cpp
index 0be0a73071..f15ff3e78d 100644
--- a/src/openrct2-ui/UiContext.cpp
+++ b/src/openrct2-ui/UiContext.cpp
@@ -19,7 +19,7 @@
 #include "interface/Theme.h"
 #include "title/TitleSequencePlayer.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <chrono>
 #include <cmath>
diff --git a/src/openrct2-ui/audio/AudioChannel.cpp b/src/openrct2-ui/audio/AudioChannel.cpp
index 3a907d2cdd..6aba2cfec7 100644
--- a/src/openrct2-ui/audio/AudioChannel.cpp
+++ b/src/openrct2-ui/audio/AudioChannel.cpp
@@ -10,7 +10,7 @@
 #include "AudioContext.h"
 #include "AudioFormat.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <cmath>
 #include <openrct2/audio/AudioChannel.h>
diff --git a/src/openrct2-ui/audio/AudioContext.cpp b/src/openrct2-ui/audio/AudioContext.cpp
index e0106d4a22..ecb9caf59e 100644
--- a/src/openrct2-ui/audio/AudioContext.cpp
+++ b/src/openrct2-ui/audio/AudioContext.cpp
@@ -11,7 +11,7 @@
 
 #include "../SDLException.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <openrct2/audio/AudioContext.h>
 #include <openrct2/common.h>
 #include <openrct2/core/String.hpp>
diff --git a/src/openrct2-ui/audio/AudioFormat.h b/src/openrct2-ui/audio/AudioFormat.h
index 40802c1449..40341bfd85 100644
--- a/src/openrct2-ui/audio/AudioFormat.h
+++ b/src/openrct2-ui/audio/AudioFormat.h
@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <openrct2/common.h>
 
 namespace OpenRCT2::Audio
diff --git a/src/openrct2-ui/audio/AudioMixer.cpp b/src/openrct2-ui/audio/AudioMixer.cpp
index 2f7b1121cf..a4d4f859fb 100644
--- a/src/openrct2-ui/audio/AudioMixer.cpp
+++ b/src/openrct2-ui/audio/AudioMixer.cpp
@@ -10,7 +10,7 @@
 #include "AudioContext.h"
 #include "AudioFormat.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <iterator>
 #include <list>
diff --git a/src/openrct2-ui/audio/FileAudioSource.cpp b/src/openrct2-ui/audio/FileAudioSource.cpp
index 2d47f2eb3d..51e54e91f3 100644
--- a/src/openrct2-ui/audio/FileAudioSource.cpp
+++ b/src/openrct2-ui/audio/FileAudioSource.cpp
@@ -10,7 +10,7 @@
 #include "AudioContext.h"
 #include "AudioFormat.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <openrct2/audio/AudioSource.h>
 #include <openrct2/common.h>
diff --git a/src/openrct2-ui/audio/MemoryAudioSource.cpp b/src/openrct2-ui/audio/MemoryAudioSource.cpp
index d87db88cda..64b85ab71b 100644
--- a/src/openrct2-ui/audio/MemoryAudioSource.cpp
+++ b/src/openrct2-ui/audio/MemoryAudioSource.cpp
@@ -10,7 +10,7 @@
 #include "AudioContext.h"
 #include "AudioFormat.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <openrct2/audio/AudioMixer.h>
 #include <openrct2/audio/AudioSource.h>
diff --git a/src/openrct2-ui/drawing/BitmapReader.cpp b/src/openrct2-ui/drawing/BitmapReader.cpp
index 4b62e39307..ef76134898 100644
--- a/src/openrct2-ui/drawing/BitmapReader.cpp
+++ b/src/openrct2-ui/drawing/BitmapReader.cpp
@@ -9,7 +9,7 @@
 
 #include "BitmapReader.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <cstring>
 #include <openrct2/core/Imaging.h>
diff --git a/src/openrct2-ui/drawing/engines/HardwareDisplayDrawingEngine.cpp b/src/openrct2-ui/drawing/engines/HardwareDisplayDrawingEngine.cpp
index 7cae9b22e2..cc1895738e 100644
--- a/src/openrct2-ui/drawing/engines/HardwareDisplayDrawingEngine.cpp
+++ b/src/openrct2-ui/drawing/engines/HardwareDisplayDrawingEngine.cpp
@@ -9,7 +9,7 @@
 
 #include "DrawingEngineFactory.hpp"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <cmath>
 #include <openrct2/Game.h>
 #include <openrct2/common.h>
diff --git a/src/openrct2-ui/drawing/engines/SoftwareDrawingEngine.cpp b/src/openrct2-ui/drawing/engines/SoftwareDrawingEngine.cpp
index f906e7ef51..440a0bd3d2 100644
--- a/src/openrct2-ui/drawing/engines/SoftwareDrawingEngine.cpp
+++ b/src/openrct2-ui/drawing/engines/SoftwareDrawingEngine.cpp
@@ -9,7 +9,7 @@
 
 #include "DrawingEngineFactory.hpp"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <openrct2/Game.h>
 #include <openrct2/common.h>
diff --git a/src/openrct2-ui/drawing/engines/opengl/DrawRectShader.h b/src/openrct2-ui/drawing/engines/opengl/DrawRectShader.h
index fdd0ae28a3..d335e84f35 100644
--- a/src/openrct2-ui/drawing/engines/opengl/DrawRectShader.h
+++ b/src/openrct2-ui/drawing/engines/opengl/DrawRectShader.h
@@ -13,7 +13,7 @@
 #include "GLSLTypes.h"
 #include "OpenGLShaderProgram.h"
 
-#include <SDL2/SDL_pixels.h>
+#include <SDL_pixels.h>
 #include <vector>
 
 class DrawRectShader final : public OpenGLShaderProgram
diff --git a/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.cpp b/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.cpp
index d821e53d73..54404f6489 100644
--- a/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.cpp
+++ b/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.cpp
@@ -17,7 +17,7 @@
 #        include "OpenGLAPIProc.h"
 #        undef OPENGL_PROC
 
-#        include <SDL2/SDL_video.h>
+#        include <SDL_video.h>
 #        include <openrct2/core/Console.hpp>
 
 static const char* TryLoadAllProcAddresses()
diff --git a/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.h b/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.h
index e696e46809..06918caf23 100644
--- a/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.h
+++ b/src/openrct2-ui/drawing/engines/opengl/OpenGLAPI.h
@@ -41,7 +41,7 @@
 
 #endif
 
-#include <SDL2/SDL_opengl.h>
+#include <SDL_opengl.h>
 // OpenRCT2: SDL_opengl.h includes windows.h, which defines the CreateWindow macro and causes conflicts
 #undef CreateWindow
 
diff --git a/src/openrct2-ui/drawing/engines/opengl/OpenGLDrawingEngine.cpp b/src/openrct2-ui/drawing/engines/opengl/OpenGLDrawingEngine.cpp
index 929719d7e7..0742e11966 100644
--- a/src/openrct2-ui/drawing/engines/opengl/OpenGLDrawingEngine.cpp
+++ b/src/openrct2-ui/drawing/engines/opengl/OpenGLDrawingEngine.cpp
@@ -21,7 +21,7 @@
 #    include "TextureCache.h"
 #    include "TransparencyDepth.h"
 
-#    include <SDL2/SDL.h>
+#    include <SDL.h>
 #    include <algorithm>
 #    include <cmath>
 #    include <openrct2-ui/interface/Window.h>
diff --git a/src/openrct2-ui/drawing/engines/opengl/OpenGLFramebuffer.cpp b/src/openrct2-ui/drawing/engines/opengl/OpenGLFramebuffer.cpp
index 2eb3590599..8b2b01583d 100644
--- a/src/openrct2-ui/drawing/engines/opengl/OpenGLFramebuffer.cpp
+++ b/src/openrct2-ui/drawing/engines/opengl/OpenGLFramebuffer.cpp
@@ -11,7 +11,7 @@
 
 #    include "OpenGLFramebuffer.h"
 
-#    include <SDL2/SDL_video.h>
+#    include <SDL_video.h>
 #    include <algorithm>
 #    include <memory>
 #    include <openrct2/common.h>
diff --git a/src/openrct2-ui/drawing/engines/opengl/TextureCache.h b/src/openrct2-ui/drawing/engines/opengl/TextureCache.h
index 7e60c29a3c..430f9658af 100644
--- a/src/openrct2-ui/drawing/engines/opengl/TextureCache.h
+++ b/src/openrct2-ui/drawing/engines/opengl/TextureCache.h
@@ -12,7 +12,7 @@
 #include "GLSLTypes.h"
 #include "OpenGLAPI.h"
 
-#include <SDL2/SDL_pixels.h>
+#include <SDL_pixels.h>
 #include <algorithm>
 #include <array>
 #include <openrct2/common.h>
diff --git a/src/openrct2-ui/input/Input.cpp b/src/openrct2-ui/input/Input.cpp
index 9406ddc75c..080cc29f27 100644
--- a/src/openrct2-ui/input/Input.cpp
+++ b/src/openrct2-ui/input/Input.cpp
@@ -13,7 +13,7 @@
 #include "../interface/InGameConsole.h"
 #include "KeyboardShortcuts.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <cctype>
 #include <openrct2-ui/windows/Window.h>
 #include <openrct2/Context.h>
diff --git a/src/openrct2-ui/input/KeyboardShortcuts.cpp b/src/openrct2-ui/input/KeyboardShortcuts.cpp
index 5beb357027..79bffcb762 100644
--- a/src/openrct2-ui/input/KeyboardShortcuts.cpp
+++ b/src/openrct2-ui/input/KeyboardShortcuts.cpp
@@ -9,7 +9,7 @@
 
 #include "KeyboardShortcuts.h"
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <algorithm>
 #include <openrct2/PlatformEnvironment.h>
 #include <openrct2/common.h>