diff --git a/reactos/drivers/usb/CMakeLists.txt b/reactos/drivers/usb/CMakeLists.txt
index 291a4290b86..a86fdfa7adb 100644
--- a/reactos/drivers/usb/CMakeLists.txt
+++ b/reactos/drivers/usb/CMakeLists.txt
@@ -1,5 +1,7 @@
 
-add_subdirectory(nt4compat)
+if(NOT ${ARCH} MATCHES amd64)
+    add_subdirectory(nt4compat)
+endif()
 add_subdirectory(usbd)
 #add_subdirectory(usbehci) The USB branch has usbehci_new
 #add_subdirectory(usbhub) Compiles, just skipped in trunk