diff --git a/Documentation/x86/zero-page.txt b/Documentation/x86/zero-page.txt
index 97b7adbceda4828ab217301a305a3b20892d0603..68aed077f7b62ed0e70315bde602bfbec50a78bf 100644
--- a/Documentation/x86/zero-page.txt
+++ b/Documentation/x86/zero-page.txt
@@ -25,7 +25,7 @@ Offset	Proto	Name		Meaning
 0C8/004	ALL	ext_cmd_line_ptr  cmd_line_ptr high 32bits
 140/080	ALL	edid_info	Video mode setup (struct edid_info)
 1C0/020	ALL	efi_info	EFI 32 information (struct efi_info)
-1E0/004	ALL	alk_mem_k	Alternative mem check, in KB
+1E0/004	ALL	alt_mem_k	Alternative mem check, in KB
 1E4/004	ALL	scratch		Scratch field for the kernel setup code
 1E8/001	ALL	e820_entries	Number of entries in e820_table (below)
 1E9/001	ALL	eddbuf_entries	Number of entries in eddbuf (below)