diff --git a/cmake/template_arm/CMakeLists.txt b/cmake/template_arm/CMakeLists.txt
index ea2eaa4..6bb51d7 100644
--- a/cmake/template_arm/CMakeLists.txt
+++ b/cmake/template_arm/CMakeLists.txt
@@ -27,6 +27,7 @@ file(GLOB_RECURSE ROMFS_FILES ${PROJECT_SOURCE_DIR}/res/romfs/*)
 add_executable(${PROJECT_NAME}.elf ${SOURCE_FILES} ${ARM_SOURCE_FILES})
 
 target_link_libraries(${PROJECT_NAME}.elf ${CPP3DS_ARM_LIBS})
+set_target_properties(${PROJECT_NAME}.elf PROPERTIES COMPILE_DEFINITIONS "_3DS")
 set_target_properties(${PROJECT_NAME}.elf PROPERTIES COMPILE_FLAGS "${CPP3DS_ARM_FLAGS}")
 set_target_properties(${PROJECT_NAME}.elf PROPERTIES LINK_FLAGS "-specs=3dsx.specs -march=armv6k -mtune=mpcore -mfloat-abi=hard -gc-sections")
 SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
diff --git a/src/cpp3ds/CMakeLists.txt b/src/cpp3ds/CMakeLists.txt
index d19705e..546cd3c 100644
--- a/src/cpp3ds/CMakeLists.txt
+++ b/src/cpp3ds/CMakeLists.txt
@@ -10,6 +10,8 @@ include_directories(
 set(CMAKE_C_FLAGS "")
 set(CMAKE_CXX_FLAGS "-std=c++11")
 
+add_definitions(-D_3DS)
+
 add_subdirectory(Audio)
 add_subdirectory(Graphics)
 add_subdirectory(Network)
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 352a8a0..cb90e7a 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -131,7 +131,6 @@ set_target_properties(cpp3ds-test PROPERTIES COMPILE_FLAGS "${CMAKE_CXX_FLAGS} $
 set_target_properties(cpp3ds-test PROPERTIES COMPILE_DEFINITIONS "EMULATION;TEST")
 
 add_executable(tests ${SRCTESTS} ${SRC} ${RESOURCE_OUTPUT})
-#add_dependencies(tests cpp3ds-test)
 target_link_libraries(tests ${GTEST_BOTH_LIBRARIES} sfml-graphics sfml-window sfml-system sfml-audio openal GLEW GL jpeg freetype vorbisenc vorbisfile vorbis ogg ssl crypto pthread)
 set_target_properties(tests PROPERTIES COMPILE_FLAGS "${CMAKE_CXX_FLAGS} ${CPP3DS_TEST_FLAGS} -std=c++11")
 set_target_properties(tests PROPERTIES COMPILE_DEFINITIONS "EMULATION;TEST")