diff --git a/.travis.yml b/.travis.yml
index 8fcc6e8d..18bb030d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,10 +9,6 @@ matrix:
       env: TOXENV=pypy-json
     - python: pypy
       env: TOXENV=pypy-msgpack
-    - python: 3.3
-      env: TOXENV=py33-json
-    - python: 3.3
-      env: TOXENV=py33-msgpack
     - python: 3.4
       env: TOXENV=py34-json
     - python: 3.4
diff --git a/tox.ini b/tox.ini
index 05a75854..639b81c9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py{27,py,33,34,35,36}-{json,msgpack}
+envlist = py{27,py,34,35,36}-{json,msgpack}
 
 [testenv]
 deps =