diff --git a/openfpga/src/annotation/device_rr_gsb.cpp b/openfpga/src/annotation/device_rr_gsb.cpp
index 0537274e5..a9d36de81 100644
--- a/openfpga/src/annotation/device_rr_gsb.cpp
+++ b/openfpga/src/annotation/device_rr_gsb.cpp
@@ -1,9 +1,6 @@
 /************************************************************************
  * Member functions for class DeviceRRGSB
  ***********************************************************************/
-
-#include <fstream>
-#include <iostream>
 #include "device_rr_gsb.h"
 #include "rr_gsb_utils.h"
 #include "vtr_assert.h"