diff --git a/install.sh b/install.sh
index 53002440c6fcff561c7902e9811cd1ae5f1fced7..f0ece9c46a3ce7fca0bd66399ab93b60ed254aea 100644
--- a/install.sh
+++ b/install.sh
@@ -25,7 +25,7 @@ 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
+yum install -y python-inotify numpy python-matplotlib python-virtualenv python-pip python-pandas libffi-devel pypy pypy-devel
 pip install css-html-js-minify
 pip install bcrypt
 
@@ -138,4 +138,4 @@ loginctl enable-linger gliders
 # make install
 # cd -
 # cp hhvm.service /etc/systemd/system/
-# systemctl enable hhvm
+# systemctl enable hhvm
\ No newline at end of file