diff --git a/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c b/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c
index cff55e5c5f1..9d2cbaa6194 100644
--- a/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c
+++ b/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c
@@ -13,7 +13,7 @@
 #define NDEBUG
 #include <debug.h>
 
-#define ENABLE_ACPI
+//#define ENABLE_ACPI
 
 /* GLOBALS *******************************************************************/