diff --git a/src/arch/x86/c_start.S b/src/arch/x86/c_start.S
index a4a7b28..cb7d504 100644
--- a/src/arch/x86/c_start.S
+++ b/src/arch/x86/c_start.S
@@ -217,7 +217,7 @@
 	# use iret to jump to a 64-bit offset in a new code segment
 	# iret will pop cs:rip, flags, then ss:rsp
 	mov	%ss, %ax	# need to push ss..
-	push	%rax		# push ss instuction not valid in x64 mode,
+	push	%rax		# push ss instruction not valid in x64 mode,
 				# so use ax
 	push	%rsp
 	pushfq