diff --git a/arch/x86/cpu/start64.S b/arch/x86/cpu/start64.S
index 78e894d2a21..968a2929d0b 100644
--- a/arch/x86/cpu/start64.S
+++ b/arch/x86/cpu/start64.S
@@ -16,7 +16,9 @@ _start:
 	/* Set up memory using the existing stack */
 	mov	%rsp, %rdi
 	call	board_init_f_alloc_reserve
+
 	mov	%rax, %rsp
+	mov	%rsp, %rdi
 
 	call	board_init_f_init_reserve