diff --git a/TileCalorimeter/TileSimUtils/CMakeLists.txt b/TileCalorimeter/TileSimUtils/CMakeLists.txt
index 340fa45d60796a87b6140536740d5aeb07887ac9..904ec39c81beb0c52135345b96c449dbbeb225c6 100644
--- a/TileCalorimeter/TileSimUtils/CMakeLists.txt
+++ b/TileCalorimeter/TileSimUtils/CMakeLists.txt
@@ -1,39 +1,19 @@
-################################################################################
-# Package: TileSimUtils
-################################################################################
+# Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 
-# Declare the package name:
+# Declare the package name.
 atlas_subdir( TileSimUtils )
 
-# Declare the package's dependencies:
-atlas_depends_on_subdirs( PUBLIC
-                          Calorimeter/CaloIdentifier
-                          Calorimeter/CaloSimEvent
-                          Control/AthenaBaseComps
-                          GaudiKernel
-                          PRIVATE
-                          Control/AthenaKernel
-                          Control/StoreGate )
+# External dependencies.
+find_package( ROOT COMPONENTS Core Tree )
 
-# External dependencies:
-find_package( ROOT COMPONENTS Core Tree MathCore Hist RIO pthread )
-
-# this line failed automatic conversion in cmt2cmake :
-# macro_prepend TileSimUtilsDict_shlibflags " -lTileSimUtils "
-
-# Component(s) in the package:
+# Component(s) in the package.
 atlas_add_library( TileSimUtilsLib
-                   src/*.cxx
-                   PUBLIC_HEADERS TileSimUtils
-                   PRIVATE_INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
-                   LINK_LIBRARIES CaloIdentifier CaloSimEvent AthenaBaseComps GaudiKernel StoreGateLib SGtests
-                   PRIVATE_LINK_LIBRARIES ${ROOT_LIBRARIES} AthenaKernel )
+   TileSimUtils/*.h src/*.cxx
+   PUBLIC_HEADERS TileSimUtils
+   PRIVATE_INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
+   LINK_LIBRARIES CaloIdentifier CaloSimEvent AthenaBaseComps GaudiKernel
+   PRIVATE_LINK_LIBRARIES ${ROOT_LIBRARIES} AthenaKernel )
 
 atlas_add_component( TileSimUtils
-                     src/components/*.cxx
-                     INCLUDE_DIRS ${ROOT_INCLUDE_DIRS}
-                     LINK_LIBRARIES TileSimUtilsLib )
-
-# Install files from the package:
-atlas_install_python_modules( python/*.py )
-
+   src/components/*.cxx
+   LINK_LIBRARIES TileSimUtilsLib )