diff --git a/Control/AthenaConfiguration/CMakeLists.txt b/Control/AthenaConfiguration/CMakeLists.txt
index 5a5784cf23173bf9101bc577fa65fab8757eef10..2328241333c9ba20e2c90bd36f6316fcbd1ed0a3 100644
--- a/Control/AthenaConfiguration/CMakeLists.txt
+++ b/Control/AthenaConfiguration/CMakeLists.txt
@@ -11,6 +11,12 @@ atlas_subdir( AthenaConfiguration )
 # Install files from the package:
 atlas_install_python_modules( python/*.py )
 atlas_install_runtime(python/*.pkl )
-
-atlas_add_test( ComponentAccumulatorTest SCRIPT python -m AthenaConfiguration.ComponentAccumulator ) 
 atlas_install_scripts( share/confTool.py )
+
+atlas_add_test( ComponentAccumulatorTest
+   SCRIPT python -m AthenaConfiguration.ComponentAccumulator )
+
+# Check python syntax:
+atlas_add_test( flake8
+   SCRIPT flake8 --select=F,E7,E9,W6 ${CMAKE_CURRENT_SOURCE_DIR}/python 
+   POST_EXEC_SCRIPT nopost.sh )