diff --git a/BUILDING b/BUILDING
index 0fe4c36..b219f01 100644
--- a/BUILDING
+++ b/BUILDING
@@ -1,7 +1,10 @@
 How to build cerritos
 
 1.  Install dependencies
-cmake libsdl2 doxygen graphviz libsdl2-image-dev libsdl2-ttf-dev
+Linux (package names may vary):
+{your packager} libsdl2 doxygen graphviz libsdl2-image-dev libsdl2-ttf-dev freealut-dev
+macOS:
+brew install sdl2 doxygen graphviz sdl2_image sdl2_ttf freealut
 
 2.  Create build directory
 mkdir build
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 05a1254..c5bcfa6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,6 +13,7 @@ set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
 
 include(sdl)
 INCLUDE(FindPkgConfig)
+find_package(OpenAL REQUIRED)
 #find_package(SDL_ttf REQUIRED)
 #PKG_SEARCH_MODULE(SDL2 REQUIRED sdl2)
 PKG_SEARCH_MODULE(SDL2IMAGE REQUIRED SDL2_image)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 24421d4..ada4b95 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -70,10 +70,6 @@ install(FILES
 )
 
 target_include_directories(cerritos PUBLIC
-    ${SDL2_LIBRARIES}
-    ${SDL2IMAGE_INCLUDE_DIRS}
-    ${SDL2TTF_INCLUDE_DIRS}
-    ${OPENAL_INCLUDE_DIRS}
     .
     backend
     core
@@ -85,14 +81,20 @@ target_include_directories(cerritos PUBLIC
     widgets
 )
 
+target_include_directories(cerritos SYSTEM PUBLIC
+    ${SDL2_INCLUDE_DIRS}
+    ${SDL2IMAGE_INCLUDE_DIRS}
+    ${SDL2TTF_INCLUDE_DIRS}
+    ${OPENAL_INCLUDE_DIR}
+)
+
 target_link_libraries(cerritos 
     ${SDL2_LIBRARIES}
     ${SDL2IMAGE_LIBRARIES}
     ${SDL2TTF_LIBRARIES}
-    ${OPENAL_LIBRARIES}
+    ${OPENAL_LIBRARY}
     alut
-    stdc++fs
-    stdc++
+    $<$<AND:$<CXX_COMPILER_ID:GNU>,$<VERSION_LESS:$<CXX_COMPILER_VERSION>,9.1>>:stdc++fs>
 )
 
 install(TARGETS cerritos
diff --git a/src/thirdparty/binreloc/binreloc.c b/src/thirdparty/binreloc/binreloc.c
index 84c22c4..437718c 100644
--- a/src/thirdparty/binreloc/binreloc.c
+++ b/src/thirdparty/binreloc/binreloc.c
@@ -28,7 +28,11 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#ifdef __APPLE__
+#include <sys/syslimits.h>
+#else
 #include <linux/limits.h>
+#endif
 
 #include "binreloc.h"