diff --git a/scripts/wk/setup/win.py b/scripts/wk/setup/win.py
index a749afb1..829c203c 100644
--- a/scripts/wk/setup/win.py
+++ b/scripts/wk/setup/win.py
@@ -473,7 +473,7 @@ def auto_disable_fast_startup():
   """Disable fast startup (i.e. Hiberboot)."""
   TRY_PRINT.run(
     'Disable Fast Startup...', reg_set_value, 'HKLM',
-    r'SOFTWARE\Policies\Microsoft\Windows\System',
+    r'SYSTEM\CurrentControlSet\Control\Session Manager\Power',
     'HiberbootEnabled', 0, 'DWORD',
     )