diff --git a/tox.ini b/tox.ini
index b36dc95..47067e0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,24 +1,20 @@
 [tox]
-envlist = py26,py27,pep8
+envlist = pep8
 
 [testenv]
 setenv = VIRTUAL_ENV={envdir}
-deps = -r{toxinidir}/tools/pip-requires
-       -r{toxinidir}/tools/test-requires
-commands = nosetests {posargs}
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
 
 [testenv:pep8]
-deps = pep8==1.3.3
-commands =
-  pep8 --exclude=.venv,.tox,dist,doc,openstack,*lib/python*,*egg \
-       --repeat --show-source .
-
-[testenv:cover]
-setenv = NOSE_WITH_COVERAGE=1
+commands = flake8
 
 [testenv:pyflakes]
-deps = pyflakes
-commands = pyflakes jeepyb/cmd
+commands = flake8
 
 [testenv:venv]
 commands = {posargs}
+
+[flake8]
+show-source = True
+exclude = .venv,.tox,dist,doc,build,*.egg