diff --git a/Documentation/Examples/cascade_example.cc b/Documentation/Examples/cascade_example.cc
index 2bab91d132535132e68e04dc850abaf881d9bf2c..16277d4a46a970b9b9c67f3cd09dbc98a93b7e1e 100644
--- a/Documentation/Examples/cascade_example.cc
+++ b/Documentation/Examples/cascade_example.cc
@@ -232,7 +232,7 @@ int main() {
   // setup particle stack, and add primary particle
   setup::Stack stack;
   stack.Clear();
-  const hep::EnergyType E0 = 100_GeV;
+  const hep::EnergyType E0 = 10_TeV;
   double theta = 45.;
   double phi = 20.;
   {