diff --git a/.travis.yml b/.travis.yml
index 3a127d3d..0d38dd46 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,7 +17,7 @@ install:
     - sudo apt-get install $PYTHON-setuptools
     - sudo apt-get install $PYTHON-nose
     - sudo easy_install$PYSUF pip
-    - sudo pip-$PYVER install cython
+    - sudo pip-$PYVER install cython==0.18.0
     - sudo apt-get install libfreeimage3
     - $PYTHON setup.py build
     - sudo $PYTHON setup.py install