diff --git a/CMakeLists.txt b/CMakeLists.txt
index d5c8d76..d57aac1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -56,7 +56,7 @@ function( vulkan_hpp__setup_platform )
 	if( WIN32 )
 		target_compile_definitions( ${TARGET_NAME} PUBLIC VK_USE_PLATFORM_WIN32_KHR )
 	elseif( APPLE )
-		target_compile_definitions( ${TARGET_NAME} PUBLIC VK_USE_PLATFORM_MACOS_MVK )
+		target_compile_definitions( ${TARGET_NAME} PUBLIC VK_USE_PLATFORM_METAL_EXT )
 	elseif( UNIX )
 		target_compile_definitions( ${TARGET_NAME} PUBLIC VK_USE_PLATFORM_XCB_KHR )
 	else()
diff --git a/samples/utils/utils.cpp b/samples/utils/utils.cpp
index 3cc5c6c..eada913 100644
--- a/samples/utils/utils.cpp
+++ b/samples/utils/utils.cpp
@@ -482,12 +482,8 @@ namespace vk
       extensions.push_back( VK_KHR_SURFACE_EXTENSION_NAME );
 #if defined( VK_USE_PLATFORM_ANDROID_KHR )
       extensions.push_back( VK_KHR_ANDROID_SURFACE_EXTENSION_NAME );
-#elif defined( VK_USE_PLATFORM_IOS_MVK )
-      extensions.push_back( VK_MVK_IOS_SURFACE_EXTENSION_NAME );
-#elif defined( VK_USE_PLATFORM_MACOS_MVK )
-      extensions.push_back( VK_MVK_MACOS_SURFACE_EXTENSION_NAME );
-#elif defined( VK_USE_PLATFORM_MIR_KHR )
-      extensions.push_back( VK_KHR_MIR_SURFACE_EXTENSION_NAME );
+#elif defined( VK_USE_PLATFORM_METAL_EXT )
+      extensions.push_back( VK_EXT_METAL_SURFACE_EXTENSION_NAME );
 #elif defined( VK_USE_PLATFORM_VI_NN )
       extensions.push_back( VK_NN_VI_SURFACE_EXTENSION_NAME );
 #elif defined( VK_USE_PLATFORM_WAYLAND_KHR )