diff --git a/Documentation/Examples/cascade_example.cc b/Documentation/Examples/cascade_example.cc
index a4cfec0a2b23a9b8b85b6bfc64aa4a409994e7ca..a5b14171acd1a2ad7981cf61ed0373fc9550ba37 100644
--- a/Documentation/Examples/cascade_example.cc
+++ b/Documentation/Examples/cascade_example.cc
@@ -235,7 +235,7 @@ int main() {
   // setup particle stack, and add primary particle
   setup::Stack stack;
   stack.Clear();
-  const hep::EnergyType E0 = 9_TeV;
+  const hep::EnergyType E0 = 8_TeV;
   double theta = 45.;
   double phi = 20.;
   {