diff --git a/.travis.yml b/.travis.yml
index 3ec14eab..ac8c76fb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,10 +6,17 @@ python:
     - 2.7
     - 3.1
     - 3.2
+env:
+  - PYMONGO=dev
+  - PYMONGO=2.3
+  - PYMONGO=2.2
 install:
     - if [[ $TRAVIS_PYTHON_VERSION == '2.'* ]]; then sudo apt-get install zlib1g zlib1g-dev; fi
     - if [[ $TRAVIS_PYTHON_VERSION == '2.'* ]]; then sudo ln -s /usr/lib/i386-linux-gnu/libz.so /usr/lib/; fi
     - if [[ $TRAVIS_PYTHON_VERSION == '2.'* ]]; then pip install PIL --use-mirrors ; true; fi
+    - if [[ $TRAVIS_PYTHON_VERSION == '2.'* ]]; then pip install PIL --use-mirrors ; true; fi
+    - if [[ $PYMONGO == 'dev' ]]; then pip install https://github.com/mongodb/mongo-python-driver/tarball/master; true; fi
+    - if [[ $PYMONGO != 'dev' ]]; then pip install pymongo==$PYMONGO --use-mirrors; true; fi
     - python setup.py install
 script:
     - python setup.py test
\ No newline at end of file