diff --git a/include/CL/opencl.hpp b/include/CL/opencl.hpp
index 5ded36a2..72c658fb 100644
--- a/include/CL/opencl.hpp
+++ b/include/CL/opencl.hpp
@@ -1898,6 +1898,11 @@ CL_HPP_DECLARE_PARAM_TRAITS_(cl_device_info, CL_DEVICE_NUM_THREADS_PER_EU_INTEL,
 CL_HPP_DECLARE_PARAM_TRAITS_(cl_device_info, CL_DEVICE_FEATURE_CAPABILITIES_INTEL, cl_device_feature_capabilities_intel)
 #endif // cl_intel_device_attribute_query
 
+#if defined(cl_intel_required_subgroup_size)
+CL_HPP_DECLARE_PARAM_TRAITS_(cl_device_info, CL_DEVICE_SUB_GROUP_SIZES_INTEL, cl::vector<size_type>)
+CL_HPP_DECLARE_PARAM_TRAITS_(cl_kernel_work_group_info, CL_KERNEL_SPILL_MEM_SIZE_INTEL, cl_ulong)
+#endif // cl_intel_required_subgroup_size
+
 // Convenience functions
 
 template <typename Func, typename T>