diff --git a/src/lte/examples/lena-rlc-calculator.cc b/src/lte/examples/lena-rlc-calculator.cc
index 6ef925f38..ecf29d9a0 100644
--- a/src/lte/examples/lena-rlc-calculator.cc
+++ b/src/lte/examples/lena-rlc-calculator.cc
@@ -24,9 +24,8 @@
 #include "ns3/mobility-module.h"
 #include "ns3/lte-module.h"
 #include "ns3/rlc-stats-calculator.h"
-
-
-#include "ns3/gtk-config-store.h"
+#include "ns3/config-store.h"
+//#include "ns3/gtk-config-store.h"
 
 using namespace ns3;
 
@@ -62,6 +61,12 @@ int main (int argc, char *argv[])
   CommandLine cmd;
   cmd.Parse (argc, argv);
 
+  ConfigStore inputConfig;
+  inputConfig.ConfigureDefaults ();
+  
+  // parse again so you can override default values from the command line
+  cmd.Parse (argc, argv);
+
   // Enable LTE log components
   //lena.EnableLogComponents ();