diff --git a/Vulkan-Docs b/Vulkan-Docs
index c51545d..e665b9e 160000
--- a/Vulkan-Docs
+++ b/Vulkan-Docs
@@ -1 +1 @@
-Subproject commit c51545d33f4fd791dc4109d0d338e79b572f6286
+Subproject commit e665b9e6910e54caf754ad1e83aaa500d1de44f3
diff --git a/VulkanHppGenerator.cpp b/VulkanHppGenerator.cpp
index 362871d..a645d60 100644
--- a/VulkanHppGenerator.cpp
+++ b/VulkanHppGenerator.cpp
@@ -2778,7 +2778,7 @@ void VulkanHppGenerator::readTypeStructMember(tinyxml2::XMLElement const* elemen
   if (child->ToText())
   {
     std::string value = trim(child->Value());
-    assert((value == "const") || (value == "struct"));
+    assert((value == "const") || (value == "struct") || value == "const struct");
     member.type = value + " ";
     child = child->NextSibling();
     assert(child);
@@ -2876,7 +2876,8 @@ void VulkanHppGenerator::sortDependencies()
             if (depIt->dependencies.find(it->name) != depIt->dependencies.end())
             {
               // we only have just one case, for now!
-              assert((it->category == DependencyData::Category::HANDLE) && (depIt->category == DependencyData::Category::STRUCT));
+              assert((it->category == DependencyData::Category::HANDLE) && (depIt->category == DependencyData::Category::STRUCT)
+              || (it->category == DependencyData::Category::STRUCT) && (depIt->category == DependencyData::Category::STRUCT));
               it->forwardDependencies.insert(*dit);
               it->dependencies.erase(*dit);
               found = true;
@@ -4682,13 +4683,20 @@ void VulkanHppGenerator::writeTypeStruct(std::ostream & os, DependencyData const
     if (it->second.members[i].type == "StructureType")
     {
       assert((i == 0) && (it->second.members[i].name == "sType"));
-      assert(!it->second.members[i].values.empty());
-      auto nameIt = m_nameMap.find(it->second.members[i].values);
-      assert(nameIt != m_nameMap.end());
-      os << "  private:" << std::endl
-        << "    StructureType sType = " << nameIt->second << ";" << std::endl
-        << std::endl
-        << "  public:" << std::endl;
+      if (!it->second.members[i].values.empty())
+      {
+        assert(!it->second.members[i].values.empty());
+        auto nameIt = m_nameMap.find(it->second.members[i].values);
+        assert(nameIt != m_nameMap.end());
+        os << "  private:" << std::endl
+          << "    StructureType sType = " << nameIt->second << ";" << std::endl
+          << std::endl
+          << "  public:" << std::endl;
+      }
+      else
+      {
+        os << "    StructureType sType;" << std::endl;
+      }
     }
     else
     {
diff --git a/vulkan/vulkan.hpp b/vulkan/vulkan.hpp
index bf96c05..32048b1 100644
--- a/vulkan/vulkan.hpp
+++ b/vulkan/vulkan.hpp
@@ -36,7 +36,7 @@
 # include <cassert>
 # define VULKAN_HPP_ASSERT   assert
 #endif
-static_assert( VK_HEADER_VERSION ==  74 , "Wrong VK_HEADER_VERSION!" );
+static_assert( VK_HEADER_VERSION ==  75 , "Wrong VK_HEADER_VERSION!" );
 
 // 32-bit vulkan is not typesafe for handles, so don't allow copy constructors on this platform by default.
 // To enable this feature on 32-bit platforms please define VULKAN_HPP_TYPESAFE_CONVERSION
@@ -38511,6 +38511,92 @@ public:
 #endif /*VULKAN_HPP_DISABLE_ENHANCED_MODE*/
 
 
+  struct BaseOutStructure
+  {
+    BaseOutStructure(  )
+    {
+    }
+
+    BaseOutStructure( VkBaseOutStructure const & rhs )
+    {
+      memcpy( this, &rhs, sizeof( BaseOutStructure ) );
+    }
+
+    BaseOutStructure& operator=( VkBaseOutStructure const & rhs )
+    {
+      memcpy( this, &rhs, sizeof( BaseOutStructure ) );
+      return *this;
+    }
+    BaseOutStructure& setPNext( struct BaseOutStructure* pNext_ )
+    {
+      pNext = pNext_;
+      return *this;
+    }
+
+    operator const VkBaseOutStructure&() const
+    {
+      return *reinterpret_cast<const VkBaseOutStructure*>(this);
+    }
+
+    bool operator==( BaseOutStructure const& rhs ) const
+    {
+      return ( sType == rhs.sType )
+          && ( pNext == rhs.pNext );
+    }
+
+    bool operator!=( BaseOutStructure const& rhs ) const
+    {
+      return !operator==( rhs );
+    }
+
+    StructureType sType;
+    struct BaseOutStructure* pNext = nullptr;
+  };
+  static_assert( sizeof( BaseOutStructure ) == sizeof( VkBaseOutStructure ), "struct and wrapper have different size!" );
+
+  struct BaseInStructure
+  {
+    BaseInStructure(  )
+    {
+    }
+
+    BaseInStructure( VkBaseInStructure const & rhs )
+    {
+      memcpy( this, &rhs, sizeof( BaseInStructure ) );
+    }
+
+    BaseInStructure& operator=( VkBaseInStructure const & rhs )
+    {
+      memcpy( this, &rhs, sizeof( BaseInStructure ) );
+      return *this;
+    }
+    BaseInStructure& setPNext( const struct BaseInStructure* pNext_ )
+    {
+      pNext = pNext_;
+      return *this;
+    }
+
+    operator const VkBaseInStructure&() const
+    {
+      return *reinterpret_cast<const VkBaseInStructure*>(this);
+    }
+
+    bool operator==( BaseInStructure const& rhs ) const
+    {
+      return ( sType == rhs.sType )
+          && ( pNext == rhs.pNext );
+    }
+
+    bool operator!=( BaseInStructure const& rhs ) const
+    {
+      return !operator==( rhs );
+    }
+
+    StructureType sType;
+    const struct BaseInStructure* pNext = nullptr;
+  };
+  static_assert( sizeof( BaseInStructure ) == sizeof( VkBaseInStructure ), "struct and wrapper have different size!" );
+
   template <> struct isStructureChainValid<PresentInfoKHR, DisplayPresentInfoKHR>{ enum { value = true }; };
   template <> struct isStructureChainValid<ImageCreateInfo, DedicatedAllocationImageCreateInfoNV>{ enum { value = true }; };
   template <> struct isStructureChainValid<BufferCreateInfo, DedicatedAllocationBufferCreateInfoNV>{ enum { value = true }; };