diff --git a/VulkanHppGenerator.cpp b/VulkanHppGenerator.cpp
index c65ca88..2f41c04 100644
--- a/VulkanHppGenerator.cpp
+++ b/VulkanHppGenerator.cpp
@@ -417,8 +417,8 @@ void VulkanHppGenerator::generateVulkanStaticAssertionsHppFile() const
   std::cout << "VulkanHppGenerator: Generating " << static_assertions_hpp << " ..." << std::endl;
 
   std::string const vulkanHandlesHppTemplate = R"(${licenseHeader}
-#ifndef VULKAN_STRUCTS_HPP
-#  define VULKAN_STRUCTS_HPP
+#ifndef VULKAN_STATIC_ASSERTIONS_HPP
+#  define VULKAN_STATIC_ASSERTIONS_HPP
 
 #include <vulkan/vulkan.hpp>
 
diff --git a/vulkan/vulkan_static_assertions.hpp b/vulkan/vulkan_static_assertions.hpp
index 20d1bc8..a0eff2a 100644
--- a/vulkan/vulkan_static_assertions.hpp
+++ b/vulkan/vulkan_static_assertions.hpp
@@ -5,8 +5,8 @@
 
 // This header is generated from the Khronos Vulkan XML API Registry.
 
-#ifndef VULKAN_STRUCTS_HPP
-#define VULKAN_STRUCTS_HPP
+#ifndef VULKAN_STATIC_ASSERTIONS_HPP
+#define VULKAN_STATIC_ASSERTIONS_HPP
 
 #include <vulkan/vulkan.hpp>