diff --git a/src/main.cpp b/src/main.cpp
index 22d44f7..3f02874 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -7,6 +7,9 @@
 #include <set>
 #include <stdexcept>
 
+#ifdef __APPLE__
+#define VK_ENABLE_BETA_EXTENSIONS
+#endif
 #define VULKAN_HPP_NO_CONSTRUCTORS
 #include <vulkan/vulkan.hpp>
 
@@ -85,20 +88,22 @@ class VulkanApp {
 
   fn createInstance() -> void {
     if (enableValidationLayers && !checkValidationLayerSupport())
-      throw std::runtime_error("validation layers requested, but not available!");
+      throw std::runtime_error("Validation layers requested, but not available!");
 
     vk::ApplicationInfo appInfo { .pApplicationName   = "Hello Triangle",
                                   .applicationVersion = 1,
                                   .pEngineName        = "No Engine",
                                   .engineVersion      = 1,
-                                  .apiVersion         = VK_API_VERSION_1_0 };
+                                  .apiVersion         = vk::ApiVersion10 };
 
     // Retrieve extensions using custom function
     std::vector<const char*> extensions = getRequiredExtensions();
 
     // Enable the portability extension and set flags
-    extensions.push_back("VK_KHR_portability_enumeration");
-    extensions.push_back("VK_KHR_get_physical_device_properties2");
+    extensions.push_back(vk::KHRPortabilityEnumerationExtensionName);
+#if VK_HEADER_VERSION < 110
+    extensions.push_back(vk::KHRGetPhysicalDeviceProperties2ExtensionName);
+#endif
 
     vk::InstanceCreateInfo createInfo {
       .flags                   = vk::InstanceCreateFlagBits::eEnumeratePortabilityKHR,
@@ -187,13 +192,10 @@ class VulkanApp {
     vk::PhysicalDeviceFeatures deviceFeatures;
 
 #ifdef __APPLE__
-    // Add the portability subset extension
-    std::vector<const char*> deviceExtensions = { "VK_KHR_portability_subset" };
-
     vk::DeviceCreateInfo createInfo { .queueCreateInfoCount    = static_cast<u32>(queueCreateInfos.size()),
                                       .pQueueCreateInfos       = queueCreateInfos.data(),
-                                      .enabledExtensionCount   = static_cast<u32>(deviceExtensions.size()),
-                                      .ppEnabledExtensionNames = deviceExtensions.data(),
+                                      .enabledExtensionCount   = 1,
+                                      .ppEnabledExtensionNames = { vk::KHRPortabilitySubsetExtensionName },
                                       .pEnabledFeatures        = &deviceFeatures };
 #else
     vk::DeviceCreateInfo createInfo { .queueCreateInfoCount    = static_cast<u32>(queueCreateInfos.size()),