diff --git a/SDL2pp/AudioDevice.hh b/SDL2pp/AudioDevice.hh
index a224078..c540caa 100644
--- a/SDL2pp/AudioDevice.hh
+++ b/SDL2pp/AudioDevice.hh
@@ -25,8 +25,8 @@
 #include <functional>
 #include <string>
 
-#include <SDL2/SDL_audio.h>
-#include <SDL2/SDL_version.h>
+#include <SDL_audio.h>
+#include <SDL_version.h>
 
 #include <SDL2pp/Optional.hh>
 #include <SDL2pp/Config.hh>
diff --git a/SDL2pp/AudioSpec.hh b/SDL2pp/AudioSpec.hh
index ef1ab5d..572b1c4 100644
--- a/SDL2pp/AudioSpec.hh
+++ b/SDL2pp/AudioSpec.hh
@@ -22,7 +22,7 @@
 #ifndef SDL2PP_AUDIOSPEC_HH
 #define SDL2PP_AUDIOSPEC_HH
 
-#include <SDL2/SDL_audio.h>
+#include <SDL_audio.h>
 
 #include <SDL2pp/Export.hh>
 
diff --git a/SDL2pp/Chunk.hh b/SDL2pp/Chunk.hh
index bed45fb..c249d7f 100644
--- a/SDL2pp/Chunk.hh
+++ b/SDL2pp/Chunk.hh
@@ -24,7 +24,7 @@
 
 #include <string>
 
-#include <SDL2/SDL_mixer.h>
+#include <SDL_mixer.h>
 
 #include <SDL2pp/Export.hh>
 
diff --git a/SDL2pp/Exception.cc b/SDL2pp/Exception.cc
index 8386974..cbbf53e 100644
--- a/SDL2pp/Exception.cc
+++ b/SDL2pp/Exception.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/Exception.hh>
 
diff --git a/SDL2pp/Font.cc b/SDL2pp/Font.cc
index 5d2a181..705f9fa 100644
--- a/SDL2pp/Font.cc
+++ b/SDL2pp/Font.cc
@@ -21,7 +21,7 @@
 
 #include <vector>
 
-#include <SDL2/SDL_ttf.h>
+#include <SDL_ttf.h>
 
 #include <SDL2pp/Font.hh>
 #include <SDL2pp/RWops.hh>
diff --git a/SDL2pp/Font.hh b/SDL2pp/Font.hh
index 32abb8f..44587e1 100644
--- a/SDL2pp/Font.hh
+++ b/SDL2pp/Font.hh
@@ -24,7 +24,7 @@
 
 #include <string>
 
-#include <SDL2/SDL_ttf.h>
+#include <SDL_ttf.h>
 
 #include <SDL2pp/Optional.hh>
 #include <SDL2pp/Point.hh>
diff --git a/SDL2pp/Mixer.hh b/SDL2pp/Mixer.hh
index b1609c6..5d9566c 100644
--- a/SDL2pp/Mixer.hh
+++ b/SDL2pp/Mixer.hh
@@ -25,8 +25,8 @@
 #include <functional>
 #include <memory>
 
-#include <SDL2/SDL_stdinc.h>
-#include <SDL2/SDL_mixer.h>
+#include <SDL_stdinc.h>
+#include <SDL_mixer.h>
 
 #include <SDL2pp/Export.hh>
 
diff --git a/SDL2pp/Music.hh b/SDL2pp/Music.hh
index 3a1a7b5..62d3797 100644
--- a/SDL2pp/Music.hh
+++ b/SDL2pp/Music.hh
@@ -24,7 +24,7 @@
 
 #include <string>
 
-#include <SDL2/SDL_mixer.h>
+#include <SDL_mixer.h>
 
 #include <SDL2pp/Export.hh>
 
diff --git a/SDL2pp/Point.hh b/SDL2pp/Point.hh
index 3d7bffb..e507ed2 100644
--- a/SDL2pp/Point.hh
+++ b/SDL2pp/Point.hh
@@ -25,7 +25,7 @@
 #include <iostream>
 #include <functional>
 
-#include <SDL2/SDL_rect.h>
+#include <SDL_rect.h>
 
 #include <SDL2pp/Export.hh>
 
diff --git a/SDL2pp/RWops.hh b/SDL2pp/RWops.hh
index 4b8c3e2..05c9944 100644
--- a/SDL2pp/RWops.hh
+++ b/SDL2pp/RWops.hh
@@ -24,7 +24,7 @@
 
 #include <string>
 
-#include <SDL2/SDL_rwops.h>
+#include <SDL_rwops.h>
 #include <SDL2pp/Exception.hh>
 #include <SDL2pp/Export.hh>
 
diff --git a/SDL2pp/Rect.hh b/SDL2pp/Rect.hh
index 90f949f..7507ca2 100644
--- a/SDL2pp/Rect.hh
+++ b/SDL2pp/Rect.hh
@@ -24,7 +24,7 @@
 
 #include <functional>
 
-#include <SDL2/SDL_rect.h>
+#include <SDL_rect.h>
 
 #include <SDL2pp/Optional.hh>
 #include <SDL2pp/Point.hh>
diff --git a/SDL2pp/Renderer.cc b/SDL2pp/Renderer.cc
index f1f198b..f0a2a39 100644
--- a/SDL2pp/Renderer.cc
+++ b/SDL2pp/Renderer.cc
@@ -21,7 +21,7 @@
 
 #include <vector>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/Renderer.hh>
 #include <SDL2pp/Window.hh>
diff --git a/SDL2pp/Renderer.hh b/SDL2pp/Renderer.hh
index 4635bfc..970456f 100644
--- a/SDL2pp/Renderer.hh
+++ b/SDL2pp/Renderer.hh
@@ -22,8 +22,8 @@
 #ifndef SDL2PP_RENDERER_HH
 #define SDL2PP_RENDERER_HH
 
-#include <SDL2/SDL_stdinc.h>
-#include <SDL2/SDL_blendmode.h>
+#include <SDL_stdinc.h>
+#include <SDL_blendmode.h>
 
 #include <SDL2pp/Config.hh>
 #include <SDL2pp/Optional.hh>
diff --git a/SDL2pp/SDL.cc b/SDL2pp/SDL.cc
index 3976a8c..2adab2f 100644
--- a/SDL2pp/SDL.cc
+++ b/SDL2pp/SDL.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/Exception.hh>
diff --git a/SDL2pp/SDL.hh b/SDL2pp/SDL.hh
index df95549..c655d8f 100644
--- a/SDL2pp/SDL.hh
+++ b/SDL2pp/SDL.hh
@@ -22,7 +22,7 @@
 #ifndef SDL2PP_SDL_HH
 #define SDL2PP_SDL_HH
 
-#include <SDL2/SDL_stdinc.h>
+#include <SDL_stdinc.h>
 
 #include <SDL2pp/Export.hh>
 
diff --git a/SDL2pp/SDLImage.cc b/SDL2pp/SDLImage.cc
index 6da2d56..a36c4fb 100644
--- a/SDL2pp/SDLImage.cc
+++ b/SDL2pp/SDLImage.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL_image.h>
+#include <SDL_image.h>
 
 #include <SDL2pp/SDLImage.hh>
 #include <SDL2pp/Exception.hh>
diff --git a/SDL2pp/SDLMixer.cc b/SDL2pp/SDLMixer.cc
index fd8551f..e65cd98 100644
--- a/SDL2pp/SDLMixer.cc
+++ b/SDL2pp/SDLMixer.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL_mixer.h>
+#include <SDL_mixer.h>
 
 #include <SDL2pp/SDLMixer.hh>
 #include <SDL2pp/Exception.hh>
diff --git a/SDL2pp/SDLTTF.cc b/SDL2pp/SDLTTF.cc
index 0eb187d..dfc067b 100644
--- a/SDL2pp/SDLTTF.cc
+++ b/SDL2pp/SDLTTF.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL_ttf.h>
+#include <SDL_ttf.h>
 
 #include <SDL2pp/SDLTTF.hh>
 #include <SDL2pp/Exception.hh>
diff --git a/SDL2pp/Surface.cc b/SDL2pp/Surface.cc
index 214d92c..b288870 100644
--- a/SDL2pp/Surface.cc
+++ b/SDL2pp/Surface.cc
@@ -23,9 +23,9 @@
 
 #include <SDL2pp/Config.hh>
 
-#include <SDL2/SDL_surface.h>
+#include <SDL_surface.h>
 #ifdef SDL2PP_WITH_IMAGE
-#	include <SDL2/SDL_image.h>
+#	include <SDL_image.h>
 #endif
 
 #include <SDL2pp/Surface.hh>
diff --git a/SDL2pp/Surface.hh b/SDL2pp/Surface.hh
index 4eb1620..dc635ec 100644
--- a/SDL2pp/Surface.hh
+++ b/SDL2pp/Surface.hh
@@ -22,8 +22,8 @@
 #ifndef SDL2PP_SURFACE_HH
 #define SDL2PP_SURFACE_HH
 
-#include <SDL2/SDL_stdinc.h>
-#include <SDL2/SDL_blendmode.h>
+#include <SDL_stdinc.h>
+#include <SDL_blendmode.h>
 
 #include <SDL2pp/Config.hh>
 #include <SDL2pp/Optional.hh>
diff --git a/SDL2pp/SurfaceLock.cc b/SDL2pp/SurfaceLock.cc
index 3504363..3f63de0 100644
--- a/SDL2pp/SurfaceLock.cc
+++ b/SDL2pp/SurfaceLock.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL_surface.h>
+#include <SDL_surface.h>
 
 #include <SDL2pp/Exception.hh>
 
diff --git a/SDL2pp/Texture.cc b/SDL2pp/Texture.cc
index f7e5711..8c3f353 100644
--- a/SDL2pp/Texture.cc
+++ b/SDL2pp/Texture.cc
@@ -24,9 +24,9 @@
 
 #include <SDL2pp/Config.hh>
 
-#include <SDL2/SDL_render.h>
+#include <SDL_render.h>
 #ifdef SDL2PP_WITH_IMAGE
-#	include <SDL2/SDL_image.h>
+#	include <SDL_image.h>
 #endif
 
 #include <SDL2pp/Texture.hh>
diff --git a/SDL2pp/Texture.hh b/SDL2pp/Texture.hh
index bf27aa2..01728c8 100644
--- a/SDL2pp/Texture.hh
+++ b/SDL2pp/Texture.hh
@@ -24,8 +24,8 @@
 
 #include <string>
 
-#include <SDL2/SDL_stdinc.h>
-#include <SDL2/SDL_blendmode.h>
+#include <SDL_stdinc.h>
+#include <SDL_blendmode.h>
 
 #include <SDL2pp/Optional.hh>
 #include <SDL2pp/Rect.hh>
diff --git a/SDL2pp/TextureLock.cc b/SDL2pp/TextureLock.cc
index 9a7ddd2..90ccec9 100644
--- a/SDL2pp/TextureLock.cc
+++ b/SDL2pp/TextureLock.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL_render.h>
+#include <SDL_render.h>
 
 #include <SDL2pp/Exception.hh>
 #include <SDL2pp/Rect.hh>
diff --git a/SDL2pp/Window.cc b/SDL2pp/Window.cc
index ae2b4bd..bb9ea53 100644
--- a/SDL2pp/Window.cc
+++ b/SDL2pp/Window.cc
@@ -19,7 +19,7 @@
   3. This notice may not be removed or altered from any source distribution.
 */
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/Window.hh>
 #include <SDL2pp/Surface.hh>
diff --git a/SDL2pp/Window.hh b/SDL2pp/Window.hh
index 5c76256..e16aeea 100644
--- a/SDL2pp/Window.hh
+++ b/SDL2pp/Window.hh
@@ -24,9 +24,9 @@
 
 #include <string>
 
-#include <SDL2/SDL_version.h>
-#include <SDL2/SDL_stdinc.h>
-#include <SDL2/SDL_video.h>
+#include <SDL_version.h>
+#include <SDL_stdinc.h>
+#include <SDL_video.h>
 
 #include <SDL2pp/Point.hh>
 #include <SDL2pp/Export.hh>
diff --git a/cmake/FindSDL2.cmake b/cmake/FindSDL2.cmake
index 7514f34..b4b65b9 100644
--- a/cmake/FindSDL2.cmake
+++ b/cmake/FindSDL2.cmake
@@ -6,7 +6,7 @@
 #  SDL2_FOUND
 #
 
-FIND_PATH(SDL2_INCLUDE_DIR NAMES SDL2/SDL.h)
+FIND_PATH(SDL2_INCLUDE_DIR NAMES SDL.h PATH_SUFFIXES SDL2)
 
 FIND_LIBRARY(SDL2_LIBRARY NAMES SDL2)
 FIND_LIBRARY(SDL2MAIN_LIBRARY NAMES SDL2main)
diff --git a/cmake/FindSDL2_image.cmake b/cmake/FindSDL2_image.cmake
index 815932f..6662119 100644
--- a/cmake/FindSDL2_image.cmake
+++ b/cmake/FindSDL2_image.cmake
@@ -6,7 +6,7 @@
 #  SDL2_IMAGE_FOUND
 #
 
-FIND_PATH(SDL2_IMAGE_INCLUDE_DIR NAMES SDL2/SDL_image.h)
+FIND_PATH(SDL2_IMAGE_INCLUDE_DIR NAMES SDL_image.h PATH_SUFFIXES SDL2)
 
 FIND_LIBRARY(SDL2_IMAGE_LIBRARY NAMES SDL2_image)
 
diff --git a/cmake/FindSDL2_mixer.cmake b/cmake/FindSDL2_mixer.cmake
index d42e3b8..828d254 100644
--- a/cmake/FindSDL2_mixer.cmake
+++ b/cmake/FindSDL2_mixer.cmake
@@ -6,7 +6,7 @@
 #  SDL2_MIXER_FOUND
 #
 
-FIND_PATH(SDL2_MIXER_INCLUDE_DIR NAMES SDL2/SDL_mixer.h)
+FIND_PATH(SDL2_MIXER_INCLUDE_DIR NAMES SDL_mixer.h PATH_SUFFIXES SDL2)
 
 FIND_LIBRARY(SDL2_MIXER_LIBRARY NAMES SDL2_mixer)
 
diff --git a/cmake/FindSDL2_ttf.cmake b/cmake/FindSDL2_ttf.cmake
index 5cfc67d..1df5173 100644
--- a/cmake/FindSDL2_ttf.cmake
+++ b/cmake/FindSDL2_ttf.cmake
@@ -6,7 +6,7 @@
 #  SDL2_TTF_FOUND
 #
 
-FIND_PATH(SDL2_TTF_INCLUDE_DIR NAMES SDL2/SDL_ttf.h)
+FIND_PATH(SDL2_TTF_INCLUDE_DIR NAMES SDL_ttf.h PATH_SUFFIXES SDL2)
 
 FIND_LIBRARY(SDL2_TTF_LIBRARY NAMES SDL2_ttf)
 
diff --git a/examples/audio_sine.cc b/examples/audio_sine.cc
index 4ef531c..13724bd 100644
--- a/examples/audio_sine.cc
+++ b/examples/audio_sine.cc
@@ -22,7 +22,7 @@
 #include <cmath>
 #include <iostream>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/AudioDevice.hh>
diff --git a/examples/audio_wav.cc b/examples/audio_wav.cc
index b26cb6f..3823abb 100644
--- a/examples/audio_wav.cc
+++ b/examples/audio_wav.cc
@@ -23,7 +23,7 @@
 #include <stdexcept>
 #include <algorithm>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/AudioDevice.hh>
diff --git a/examples/fill.cc b/examples/fill.cc
index 6fc2b5f..b43d636 100644
--- a/examples/fill.cc
+++ b/examples/fill.cc
@@ -22,8 +22,8 @@
 #include <iostream>
 #include <cmath>
 
-#include <SDL2/SDL.h>
-#include <SDL2/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/SDLImage.hh>
diff --git a/examples/image.cc b/examples/image.cc
index 8a0a0b5..a0f5e22 100644
--- a/examples/image.cc
+++ b/examples/image.cc
@@ -22,8 +22,8 @@
 #include <cmath>
 #include <iostream>
 
-#include <SDL2/SDL.h>
-#include <SDL2/SDL_image.h>
+#include <SDL.h>
+#include <SDL_image.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/SDLImage.hh>
diff --git a/examples/lines.cc b/examples/lines.cc
index ce0ed32..778ab13 100644
--- a/examples/lines.cc
+++ b/examples/lines.cc
@@ -21,7 +21,7 @@
 
 #include <iostream>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/Window.hh>
diff --git a/examples/mixer.cc b/examples/mixer.cc
index fcac379..160953c 100644
--- a/examples/mixer.cc
+++ b/examples/mixer.cc
@@ -21,8 +21,8 @@
 
 #include <iostream>
 
-#include <SDL2/SDL.h>
-#include <SDL2/SDL_mixer.h>
+#include <SDL.h>
+#include <SDL_mixer.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/SDLMixer.hh>
diff --git a/examples/mixer_effects.cc b/examples/mixer_effects.cc
index b99a52c..bcab4e4 100644
--- a/examples/mixer_effects.cc
+++ b/examples/mixer_effects.cc
@@ -21,8 +21,8 @@
 
 #include <iostream>
 
-#include <SDL2/SDL.h>
-#include <SDL2/SDL_mixer.h>
+#include <SDL.h>
+#include <SDL_mixer.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/SDLMixer.hh>
diff --git a/examples/mixer_music.cc b/examples/mixer_music.cc
index a61963a..e1f3c72 100644
--- a/examples/mixer_music.cc
+++ b/examples/mixer_music.cc
@@ -21,8 +21,8 @@
 
 #include <iostream>
 
-#include <SDL2/SDL.h>
-#include <SDL2/SDL_mixer.h>
+#include <SDL.h>
+#include <SDL_mixer.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/SDLMixer.hh>
diff --git a/examples/mixer_music_sine.cc b/examples/mixer_music_sine.cc
index ab9a118..3bc75a7 100644
--- a/examples/mixer_music_sine.cc
+++ b/examples/mixer_music_sine.cc
@@ -22,7 +22,7 @@
 #include <cmath>
 #include <iostream>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/Mixer.hh>
diff --git a/examples/rendertarget.cc b/examples/rendertarget.cc
index 6bf1a1c..550b019 100644
--- a/examples/rendertarget.cc
+++ b/examples/rendertarget.cc
@@ -21,7 +21,7 @@
 
 #include <iostream>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/Window.hh>
diff --git a/examples/sprites.cc b/examples/sprites.cc
index e5ea6a5..22adcb9 100644
--- a/examples/sprites.cc
+++ b/examples/sprites.cc
@@ -21,7 +21,7 @@
 
 #include <iostream>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/Window.hh>
diff --git a/examples/ttf.cc b/examples/ttf.cc
index 06a0b57..82eb662 100644
--- a/examples/ttf.cc
+++ b/examples/ttf.cc
@@ -22,7 +22,7 @@
 #include <iostream>
 #include <vector>
 
-#include <SDL2/SDL_stdinc.h>
+#include <SDL_stdinc.h>
 
 #include <SDL2pp/SDL.hh>
 #include <SDL2pp/SDLTTF.hh>
diff --git a/tests/header_test.cc.in b/tests/header_test.cc.in
index 4126edf..eb1e944 100644
--- a/tests/header_test.cc.in
+++ b/tests/header_test.cc.in
@@ -1,4 +1,4 @@
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 #include <@HEADER@>
 
 int main(int, char*[]) {
diff --git a/tests/live_audiodevice.cc b/tests/live_audiodevice.cc
index 1d616ed..7d196f6 100644
--- a/tests/live_audiodevice.cc
+++ b/tests/live_audiodevice.cc
@@ -2,7 +2,7 @@
 #include <algorithm>
 #include <vector>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <SDL2pp/SDL2pp.hh>
 
 #include "testing.h"
diff --git a/tests/live_mixer.cc b/tests/live_mixer.cc
index 13685c1..34baa8a 100644
--- a/tests/live_mixer.cc
+++ b/tests/live_mixer.cc
@@ -1,6 +1,6 @@
 #include <vector>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <SDL2pp/SDL2pp.hh>
 
 #include "testing.h"
diff --git a/tests/live_rendering.cc b/tests/live_rendering.cc
index 0674ac3..1418902 100644
--- a/tests/live_rendering.cc
+++ b/tests/live_rendering.cc
@@ -1,10 +1,10 @@
 #include <vector>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <SDL2pp/SDL2pp.hh>
 
 #ifdef SDL2PP_WITH_IMAGE
-#	include <SDL2/SDL_image.h>
+#	include <SDL_image.h>
 #endif
 
 #include "testing.h"
diff --git a/tests/live_window.cc b/tests/live_window.cc
index 03985db..416cdc6 100644
--- a/tests/live_window.cc
+++ b/tests/live_window.cc
@@ -1,6 +1,6 @@
 #include <ios>
 
-#include <SDL2/SDL.h>
+#include <SDL.h>
 #include <SDL2pp/SDL2pp.hh>
 
 #include "testing.h"
diff --git a/tests/test_error.cc b/tests/test_error.cc
index d6f14fb..471a4bc 100644
--- a/tests/test_error.cc
+++ b/tests/test_error.cc
@@ -1,5 +1,5 @@
-#include <SDL2/SDL_main.h>
-#include <SDL2/SDL_error.h>
+#include <SDL_main.h>
+#include <SDL_error.h>
 
 #include <SDL2pp/Exception.hh>
 
diff --git a/tests/test_font.cc b/tests/test_font.cc
index e5dae58..c0ec221 100644
--- a/tests/test_font.cc
+++ b/tests/test_font.cc
@@ -1,4 +1,4 @@
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 
 #include <SDL2pp/SDLTTF.hh>
 #include <SDL2pp/Font.hh>
diff --git a/tests/test_optional.cc b/tests/test_optional.cc
index 3905641..cc81e0c 100644
--- a/tests/test_optional.cc
+++ b/tests/test_optional.cc
@@ -1,6 +1,6 @@
 #include <string>
 
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 
 #include <SDL2pp/Optional.hh>
 
diff --git a/tests/test_pointrect.cc b/tests/test_pointrect.cc
index 654cde0..426d67d 100644
--- a/tests/test_pointrect.cc
+++ b/tests/test_pointrect.cc
@@ -1,4 +1,4 @@
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 
 #include <SDL2pp/Point.hh>
 #include <SDL2pp/Rect.hh>
diff --git a/tests/test_pointrect_constexpr.cc b/tests/test_pointrect_constexpr.cc
index 73b3a1e..cd90720 100644
--- a/tests/test_pointrect_constexpr.cc
+++ b/tests/test_pointrect_constexpr.cc
@@ -1,4 +1,4 @@
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 
 #include <SDL2pp/Point.hh>
 #include <SDL2pp/Rect.hh>
diff --git a/tests/test_rwops.cc b/tests/test_rwops.cc
index 69bbd3f..b2767ae 100644
--- a/tests/test_rwops.cc
+++ b/tests/test_rwops.cc
@@ -1,6 +1,6 @@
 #include <vector>
 
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 
 #include <SDL2pp/Exception.hh>
 #include <SDL2pp/ContainerRWops.hh>
diff --git a/tests/test_surface.cc b/tests/test_surface.cc
index 6210d2e..a448240 100644
--- a/tests/test_surface.cc
+++ b/tests/test_surface.cc
@@ -1,4 +1,4 @@
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 
 #include <SDL2pp/Surface.hh>
 
diff --git a/tests/test_wav.cc b/tests/test_wav.cc
index 1604de1..dd6c212 100644
--- a/tests/test_wav.cc
+++ b/tests/test_wav.cc
@@ -1,4 +1,4 @@
-#include <SDL2/SDL_main.h>
+#include <SDL_main.h>
 
 #include <SDL2pp/Wav.hh>