diff --git a/lib_xua/api/xua_api.h b/lib_xua/api/xua_api.h
index f3d3c735..460c4008 100644
--- a/lib_xua/api/xua_api.h
+++ b/lib_xua/api/xua_api.h
@@ -3,12 +3,10 @@
 #ifndef __XUA_API_H__
 #define __XUA_API_H__
 
-#if __XC__
 extern void set_usb_to_device_rate(uint32_t rate);
 extern void set_device_to_usb_rate(uint32_t rate);
 extern void set_usb_to_device_bit_res(uint32_t rate);
 extern void set_device_to_usb_bit_res(uint32_t rate);
-#endif
 
 extern uint32_t get_usb_to_device_rate();
 extern uint32_t get_device_to_usb_rate();