diff --git a/requirements-extras.txt b/requirements-extras.txt
index 301844e4e..45799e66a 100644
--- a/requirements-extras.txt
+++ b/requirements-extras.txt
@@ -1,19 +1,19 @@
 # More requirements files are needed, since e.g gnuplot-py and h5py
 # import numpy in their setup.py, which means they have to be
 # installed in a second step.
 gnuplot-py==1.8
-h5py==2.0.1
+cython
+h5py
 
 # Following packages are optional (if you do development you probably want to install them):
 pylint
 http://sourceforge.net/projects/pychecker/files/pychecker/0.8.19/pychecker-0.8.19.tar.gz/download
 pep8
 selenium
 winpdb
 mock
 ipython
-cython
 nose
 nosexcover
 flake8
 raven==4.2.1