diff --git a/src/lte/examples/lena-rlc-calculator.cc b/src/lte/examples/lena-rlc-calculator.cc
index 6f1e553e4..3eb75ee25 100644
--- a/src/lte/examples/lena-rlc-calculator.cc
+++ b/src/lte/examples/lena-rlc-calculator.cc
@@ -26,7 +26,7 @@
 #include "ns3/rlc-stats-calculator.h"
 
 
-//#include "ns3/gtk-config-store.h"
+#include "ns3/gtk-config-store.h"
 
 using namespace ns3;
 
@@ -88,8 +88,8 @@ int main (int argc, char *argv[])
   Simulator::Run ();
 
   // Uncomment to show available paths
-  //GtkConfigStore config;
-  //config.ConfigureAttributes ();
+  GtkConfigStore config;
+  config.ConfigureAttributes ();
 
   Simulator::Destroy ();
 
diff --git a/src/spectrum/model/spectrum-value.cc b/src/spectrum/model/spectrum-value.cc
index 8ba0dae69..2a93bad26 100644
--- a/src/spectrum/model/spectrum-value.cc
+++ b/src/spectrum/model/spectrum-value.cc
@@ -405,7 +405,6 @@ operator << (std::ostream& os, const SpectrumValue& pvf)
       os << *it1 << " " ;
       ++it1;
     }
-  os << std::endl;
   return os;
 }