diff --git a/rtemsbsd/include/rtems/bsd/local/opt_usb.h b/rtemsbsd/include/rtems/bsd/local/opt_usb.h
index 6453248c..809a969f 100644
--- a/rtemsbsd/include/rtems/bsd/local/opt_usb.h
+++ b/rtemsbsd/include/rtems/bsd/local/opt_usb.h
@@ -16,7 +16,7 @@
 
 #undef USB_VERBOSE
 
-#define USB_DEBUG 0
+#undef USB_DEBUG
 
 #define USB_HAVE_TT_SUPPORT 1