diff --git a/.travis.yml b/.travis.yml
index ab64c03..600175c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: python
 python: 3.5
 env:
 - TOXENV=py27
-- TOXENV=py33
+- TOXENV=py34
 - TOXENV=py35
 install:
 - pip install -U tox
diff --git a/tox.ini b/tox.ini
index 173e4fd..5bd907d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py27,py33,py34,py35
+envlist = py27,py34,py35
 
 [testenv]
 deps =
@@ -13,16 +13,12 @@ deps =
 commands =
     py.test {posargs:tests}
 
-[testenv:py33]
-basepython = python3.3
+[testenv:py34]
+basepython = python3.4
 deps =
     -rrequirements-py3.txt
     pytest
 
-[testenv:py34]
-basepython = python3.4
-deps = {[testenv:py33]deps}
-
 [testenv:py35]
 basepython = python3.5
-deps = {[testenv:py33]deps}
+deps = {[testenv:py34]deps}