diff --git a/.travis.yml b/.travis.yml
index ebba2d8..7eebdb6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,12 @@
 language: python
 python:
   - "3.3"
+before_install:
+  - "sudo add-apt-repository -y ppa:fkrull/deadsnakes"
+  - "sudo apt-get -y update"
+  - "sudo apt-get -qq install python3.3 python3.3-dev python3-sphinx"
+  - "virtualenv -p /usr/bin/python3.3 ~/virtualenvs/3.3_debian"
+  - "source ~/virtualenvs/3.3_debian/bin/activate"
 install:
   - "pip install -r dev-requirements.txt"
 script: