diff --git a/include/autoconf.h b/include/autoconf.h
index 6719886..0304e5b 100644
--- a/include/autoconf.h
+++ b/include/autoconf.h
@@ -79,7 +79,7 @@
 
 #define CONFIG_RECV_REORDERING_CTRL	1
 
-#define CONFIG_DFS	1
+#define CONFIG_DFS	0
 
  /* #define CONFIG_SUPPORT_USB_INT */
  #ifdef CONFIG_SUPPORT_USB_INT