diff --git a/tox.ini b/tox.ini
index c02b2502..04fcf468 100644
--- a/tox.ini
+++ b/tox.ini
@@ -27,21 +27,21 @@ commands=
     coverage run --rcfile=./.coveragerc -m unittest2 discover tests []
     coveralls
 
-[pylint]
+[testenv:pylint]
 basepython=python2.7
 deps=
     pylint
 commands=
     pylint -f colorized --rcfile=./.pylintrc objects
 
-[flake8]
+[testenv:flake8]
 basepython=python2.7
 deps=
     flake8
 commands=
     flake8 --max-complexity=8 objects
 
-[pep257]
+[testenv:pep257]
 basepython=python2.7
 deps=
     pep257