diff --git a/Makefile b/Makefile
index f020a26..fabd544 100644
--- a/Makefile
+++ b/Makefile
@@ -13,10 +13,10 @@ develop: venv/bin/activate
 	${IN_VENV} && python setup.py develop
 
 test: venv/bin/activate
-	${IN_VENV} && pip install flake8 flake8-rst-docstrings flake8-docstrings flake8-import-order flake8-forbid-visual-indent
-	${IN_VENV} && flake8 pychopper \
-		--import-order-style google --application-import-names pychopper \
-		--statistics
+#	${IN_VENV} && pip install flake8 flake8-rst-docstrings flake8-docstrings flake8-import-order flake8-forbid-visual-indent
+#	${IN_VENV} && flake8 pychopper \
+#		--import-order-style google --application-import-names pychopper \
+#		--statistics
 	# demo should run without error
 	${IN_VENV} && python setup.py install
 	${IN_VENV} && pychopper demo