diff --git a/examples/DDCMS/scripts/CMSEcalSim.py b/examples/DDCMS/scripts/CMSEcalSim.py
index e83eca7861e4ff9406b6c9ecf5cbd095fab07e5f..0e59550dfd8b2c43a51de0ec7ad5e84ad7f44320 100644
--- a/examples/DDCMS/scripts/CMSEcalSim.py
+++ b/examples/DDCMS/scripts/CMSEcalSim.py
@@ -98,7 +98,7 @@ def run():
     cmds.append('/vis/viewer/set/viewpointThetaPhi 55. 45.')
     cmds.append('/vis/scene/add/axes 0 0 0 3 m')
     ui.Commands = cmds
-#  
+  #
   # and run
   geant4.execute()