diff --git a/chapter-5/vk_engine.cpp b/chapter-5/vk_engine.cpp
index 5185967a3..4c1db6d03 100644
--- a/chapter-5/vk_engine.cpp
+++ b/chapter-5/vk_engine.cpp
@@ -876,11 +876,11 @@ void VulkanEngine::init_vulkan()
 
     SDL_Vulkan_CreateSurface(_window, _instance, &_surface);
 
-    VkPhysicalDeviceVulkan13Features features13 {};
+	VkPhysicalDeviceVulkan13Features features13{ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_3_FEATURES };
 	features13.dynamicRendering = true;
 	features13.synchronization2 = true;
    
-   VkPhysicalDeviceVulkan12Features features12 {};
+   VkPhysicalDeviceVulkan12Features features12{ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_2_FEATURES };
    features12.bufferDeviceAddress = true;
    features12.descriptorIndexing = true; 
 
diff --git a/chapter-6/vk_engine.cpp b/chapter-6/vk_engine.cpp
index db1d78203..83fc08a15 100644
--- a/chapter-6/vk_engine.cpp
+++ b/chapter-6/vk_engine.cpp
@@ -874,11 +874,11 @@ void VulkanEngine::init_vulkan()
 
     SDL_Vulkan_CreateSurface(_window, _instance, &_surface);
 
-    VkPhysicalDeviceVulkan13Features features13 {};
+	VkPhysicalDeviceVulkan13Features features13{ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_3_FEATURES };
 	features13.dynamicRendering = true;
 	features13.synchronization2 = true;
    
-   VkPhysicalDeviceVulkan12Features features12 {};
+   VkPhysicalDeviceVulkan12Features features12{ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_2_FEATURES };
    features12.bufferDeviceAddress = true;
    features12.descriptorIndexing = true; 
    features12.descriptorBindingPartiallyBound = true;