diff --git a/headers/private/kernel/arch/x86/arch_kernel_args.h b/headers/private/kernel/arch/x86/arch_kernel_args.h
index 06dbaef8fd..4361f66f01 100644
--- a/headers/private/kernel/arch/x86/arch_kernel_args.h
+++ b/headers/private/kernel/arch/x86/arch_kernel_args.h
@@ -20,6 +20,7 @@
 typedef struct {
 	// architecture specific
 	uint32	system_time_cv_factor;
+	uint64	cpu_clock_speed;
 	uint32	phys_pgdir;
 	uint32	vir_pgdir;
 	uint32	num_pgtables;