diff --git a/install.sh b/install.sh
index 72b4c2d5ec2405ffeb79836a3d56016b10278345..a32f607672c1cd3ededdfdc2d68a3be3c1fdf5d6 100755
--- a/install.sh
+++ b/install.sh
@@ -27,7 +27,7 @@ yum install -y inotify-tools incron
 yum groupinstall -y "Development Tools"
 
 # Install python libraries
-yum install -y python-inotify numpy python-matplotlib python-virtualenv python-pip python-pandas libffi-devel pypy pypy-devel python-daemon netcdf4-python
+yum install -y python-inotify numpy python-matplotlib python-virtualenv python-pip python-pandas libffi-devel python-daemon netcdf4-python
 pip install css-html-js-minify
 pip install bcrypt
 pip install future