diff --git a/external/Vulkan/base/VulkanInitializers.hpp b/external/Vulkan/base/VulkanInitializers.hpp
index 795b5f9ac31adff35f5f4e760c6faf8e672398bc..12bcf7cf75371d20c3e6a554eb178cacfc031eb5 100644
--- a/external/Vulkan/base/VulkanInitializers.hpp
+++ b/external/Vulkan/base/VulkanInitializers.hpp
@@ -612,6 +612,7 @@ namespace vks
 			return specializationInfo;
 		}
 
+#if 0
 		// Ray tracing related
 		inline VkAccelerationStructureGeometryKHR accelerationStructureGeometryKHR()
 		{
@@ -654,6 +655,7 @@ namespace vks
 			writeDescriptorSetAccelerationStructureKHR.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR;
 			return writeDescriptorSetAccelerationStructureKHR;
 		}
+#endif
 
 	}
-}
\ No newline at end of file
+}