diff --git a/RTT/SEGGER_RTT_Conf.h b/RTT/SEGGER_RTT_Conf.h
index c3140e2f6c498a317c948392c586a1c352d36f44..cfd0963c8fa66642854e5314f5682356684adab5 100644
--- a/RTT/SEGGER_RTT_Conf.h
+++ b/RTT/SEGGER_RTT_Conf.h
@@ -61,7 +61,7 @@ Revision: $Rev: 21386 $
 #ifdef __IAR_SYSTEMS_ICC__
   #include <intrinsics.h>
 #endif
-
+#include "rtconfig.h"
 /*********************************************************************
 *
 *       Defines, configurable