diff --git a/scripts/example_hit_recon.cxx b/scripts/example_hit_recon.cxx
index 9798a15900cf04084b31ae05bedc8d5f0a1cb0e4..70f865a6a90650e90442072c0d92e3724ec607b3 100644
--- a/scripts/example_hit_recon.cxx
+++ b/scripts/example_hit_recon.cxx
@@ -47,7 +47,7 @@ void example_hit_recon(const char* fname = "gem_tracker_digi.root"){
   auto nhits = [] (const std::vector<dd4hep::sim::Geant4Tracker::Hit*>& hits){ return hits.size(); };
 
   dd4hep::Detector& detector = dd4hep::Detector::getInstance();
-  detector.fromCompact("gem_tracker_disc.xml");
+  detector.fromCompact("gem_tracker.xml");
   dd4hep::rec::CellIDPositionConverter cellid_converter(detector);
 
   dd4hep::rec::SurfaceManager& surfMan = *detector.extension<dd4hep::rec::SurfaceManager>() ;
diff --git a/scripts/example_tracking.cxx b/scripts/example_tracking.cxx
index 460fe58288a63da6884d8e7be00bb063e000ea52..0871b8b6ecf9544ff4954c37b3c53ffb88a74030 100644
--- a/scripts/example_tracking.cxx
+++ b/scripts/example_tracking.cxx
@@ -1,5 +1,6 @@
 R__LOAD_LIBRARY(libGenFind)
 R__LOAD_LIBRARY(libgenfit2)
+R__LOAD_LIBRARY(libDDG4IO.so)
 
 #include "ConstField.h"
 #include "Exception.h"
@@ -76,7 +77,8 @@ R__LOAD_LIBRARY(libgenfit2)
 
 void example_tracking(const char* fname = "gem_tracker_recon.root"){
 
-  ROOT::EnableImplicitMT(1);
+  //ROOT::EnableImplicitMT(0);
+  ROOT::DisableImplicitMT(); // Tell ROOT you want to go parallel
 
   using namespace ROOT::Math;
   using namespace genfind;
@@ -98,7 +100,7 @@ void example_tracking(const char* fname = "gem_tracker_recon.root"){
   auto nhits = [] (const std::vector<dd4hep::sim::Geant4Tracker::Hit*>& hits){ return hits.size(); };
 
   dd4hep::Detector& detector = dd4hep::Detector::getInstance();
-  detector.fromCompact("gem_tracker_disc.xml");
+  detector.fromCompact("gem_tracker.xml");
   dd4hep::rec::CellIDPositionConverter cellid_converter(detector);
 
   ROOT::Math::XYZVector position  = {0,0,0}; // position to calculate magnetic field at (the origin in this case)
@@ -236,7 +238,7 @@ void example_tracking(const char* fname = "gem_tracker_recon.root"){
       }
       display->addEvent(all_tracks);
       //std::cout << " |P| = " << (*mc_particles)[0]->psx << ", " << (*mc_particles)[0]->psy << ", " << (*mc_particles)[0]->psz << std::endl ;
-      //display->open();
+      display->open();
       //std::string dummy;
       //std::cout << "Enter to continue..." << std::endl;
       //std::getline(std::cin, dummy);