diff --git a/tox.ini b/tox.ini
index d9c0eca85..f765f3967 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py33,py34,py26,py27,pep8
+envlist = py34,py26,py27,pep8
 
 [testenv]
 setenv =
@@ -23,10 +23,6 @@ commands = {posargs}
 [testenv:docs]
 commands = python setup.py build_sphinx
 
-[testenv:py33]
-deps = -r{toxinidir}/requirements-py3.txt
-       -r{toxinidir}/test-requirements-py3.txt
-
 [testenv:py34]
 deps = -r{toxinidir}/requirements-py3.txt
        -r{toxinidir}/test-requirements-py3.txt