diff --git a/.travis.yml b/.travis.yml
index ed6d2479f..a076dfaaf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,9 @@ sudo: false
 language: python
 python:
   - "2.7"
-  - "3.3"
   - "3.4"
   - "3.5"
+  - "3.6"
 install:
   - "pip install -r requirements.txt"
   - "pip install -r dev-requirements.txt"
diff --git a/README.rst b/README.rst
index 67bbd6c3c..d9e318113 100644
--- a/README.rst
+++ b/README.rst
@@ -1,7 +1,7 @@
 InstrumentKit
 =============
 
-.. image:: https://img.shields.io/travis/Galvant/InstrumentKit.svg?maxAge=2592000
+.. image:: https://img.shields.io/travis/Galvant/InstrumentKit/master.svg?maxAge=2592000
     :target: https://travis-ci.org/Galvant/InstrumentKit
     :alt: Travis-CI build status
 
@@ -111,7 +111,7 @@ send, one can use the following functions to do so:
 Python Version Compatibility
 ----------------------------
 
-At this time, Python 2.7, 3.3, 3.4, and 3.5 are supported. Should you encounter
+At this time, Python 2.7, 3.4, 3.5, and 3.6 are supported. Should you encounter
 any problems with this library that occur in one version or another, please
 do not hesitate to let us know.
 
@@ -134,7 +134,7 @@ To run the tests against all supported version of Python, you will need to
 have the binary for each installed, as well as any requirements needed to
 install ``numpy`` under each Python version. On Debian/Ubuntu systems this means
 you will need to install the ``python-dev`` package for each version of Python
-supported (``python2.7-dev``, ``python3.3-dev``, etc).
+supported (``python2.7-dev``, ``python3.4-dev``, etc).
 
 With the required system packages installed, all tests can be run with ``tox``:
 
diff --git a/setup.py b/setup.py
index b422efd4b..e658c45b8 100644
--- a/setup.py
+++ b/setup.py
@@ -23,9 +23,9 @@
     "Programming Language :: Python :: 2",
     "Programming Language :: Python :: 2.7",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.3",
     "Programming Language :: Python :: 3.4",
     "Programming Language :: Python :: 3.5",
+    "Programming Language :: Python :: 3.6",
     "Operating System :: OS Independent",
     "License :: OSI Approved :: GNU Affero General Public License v3",
     "Intended Audience :: Science/Research",
diff --git a/tox.ini b/tox.ini
index ae996789c..a6bf9ea2e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py33,py34,py35
+envlist = py27,py34,py35,py36
 [testenv]
 deps = -rdev-requirements.txt
 commands = nosetests