diff --git a/Geant4/G4examples/extended/hadronic/G4Hadr00/scripts/run_hadronic_tests.py b/Geant4/G4examples/extended/hadronic/G4Hadr00/scripts/run_hadronic_tests.py
index c244d859f401fde560fee98a8bdfa8fe956dde62..42e8d264d93851e977e0b6615158141069ad77c9 100755
--- a/Geant4/G4examples/extended/hadronic/G4Hadr00/scripts/run_hadronic_tests.py
+++ b/Geant4/G4examples/extended/hadronic/G4Hadr00/scripts/run_hadronic_tests.py
@@ -132,8 +132,6 @@ for phys_list in phys_lists :
 
 ############# Plotting graphs on pdf
 
-G4version = os.environ["G4VERS"]
-
 c1 = TCanvas()
 
 part  = ['pi-', 'kaon-', 'proton']
@@ -149,7 +147,7 @@ for p,ap in zip(part,apart) :
     _file3 = TFile("root/QGSP_BERT_"+ap+"_Al.root");
     gr3 = _file3.Get("Total");
 
-    gr0.SetTitle("Comparison of physics lists in Geant4 " + G4version);
+    gr0.SetTitle("Comparison of physics lists in Geant4 ");
     gr0.GetXaxis().SetTitle("Energy (MeV)");
     gr0.GetYaxis().SetTitle("Total cross section (b)");
     gr0.SetLineWidth(2)