diff --git a/Reconstruction/HeavyIonRec/HIRecExample/CMakeLists.txt b/Reconstruction/HeavyIonRec/HIRecExample/CMakeLists.txt
index ab24f98b37b6d54cc67af44cb63e52f56cb8f50c..1e258fa5a3e8fdb3bf1d7eb60031e8760d4794e5 100644
--- a/Reconstruction/HeavyIonRec/HIRecExample/CMakeLists.txt
+++ b/Reconstruction/HeavyIonRec/HIRecExample/CMakeLists.txt
@@ -1,11 +1,9 @@
-################################################################################
-# Package: HIRecExample
-################################################################################
+# Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 
 # Declare the package name:
 atlas_subdir( HIRecExample )
 
 # Install files from the package:
-atlas_install_python_modules( python/*.py )
+atlas_install_python_modules( python/*.py POST_BUILD_CMD ${ATLAS_FLAKE8} )
 atlas_install_joboptions( share/*.py )