diff --git a/VulkanHppGenerator.cpp b/VulkanHppGenerator.cpp
index ca0eedd..ba77f24 100644
--- a/VulkanHppGenerator.cpp
+++ b/VulkanHppGenerator.cpp
@@ -826,6 +826,15 @@ export namespace VULKAN_HPP_NAMESPACE
 export namespace std
 {
   ${hashSpecializations}
+
+  //===============================================
+  //=== Required exports for vk::StructureChain ===
+  //===============================================
+
+#if !defined( VULKAN_HPP_DISABLE_ENHANCED_MODE )
+  using std::tuple_size;
+  using std::tuple_element;
+#endif
 }
 
 // This VkFlags type is used as part of a bitfield in some structure.