diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index 898b4987bb80..ddc371e0a1a6 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -16,7 +16,8 @@ supported by the generic Linux ACPI drivers.
 This driver used to be named ibm-acpi until kernel 2.6.21 and release
 0.13-20070314.  It used to be in the drivers/acpi tree, but it was
 moved to the drivers/misc tree and renamed to thinkpad-acpi for kernel
-2.6.22, and release 0.14.
+2.6.22, and release 0.14.  It was moved to drivers/platform/x86 for
+kernel 2.6.29.
 
 The driver is named "thinkpad-acpi".  In some places, like module
 names, "thinkpad_acpi" is used because of userspace issues.